-
TITLE
-R e f r a c t i C S h o o t i n g Near
..
Roosevel €-Hot Spr-j n
-
Micro Geophysics
December 1977
i
1
.-.
I
I
I
_.--._
.-
DISCLAIMER
This report was prepared as an account of work sponsored by an
agency of the United States Government. Neither the United States
Government nor any agency Thereof, nor any of their employees,
makes any warranty, express or implied, or assumes any legal
liability or responsibility for the accuracy, completeness, or
usefulness of any information, apparatus, product, or process
disclosed, or represents that its use would not infringe privately
owned rights. Reference herein to any specific commercial product,
process, or service by trade name, trademark, manufacturer, or
otherwise does not necessarily constitute or imply its endorsement,
recommendation, or favoring by the United States Government or any
agency thereof. The views and opinions of authors expressed herein
do not necessarily state or reflect those of the United States
Government or any agency thereof.
DISCLAIMER
Portions of this document may be illegible in
electronic image products. Images are produced
from the best available original document.
FINAL
REPORT: VOLUME 77-4
Refraction Shooting Near Roosevelt
Hot Springs: Data
.
DOE/DGE
EY-76-S-07-1601
Micro Geophysics
I
.
REFRACTION
SHOOTING NEAR ROOSEVELT
HOT SPRINGS:
DATA
INTRODUCTION
Under a c o n t r a c t d a t e d A p r i l 6, 1977, w i t h t h e
University of Utah, MicroGeophysics Corporation has completed
a l a r g e - s c a l e r e f r a c t i o n prog.ram 'over the geothermal anomaly a t
Roosevelt Hot Springs i n n o r t h - c e n t r a l Utah.
T h i s r e p o r t con-
t a i n s the d a t a as r e q u i r e d by t h a t c o n t r a c t and i s suhmitted t o
. .
f u l f i l l the o b l i g a t i o n s of t h a t c o n t r a c t .
v
CONTRACT DELIVERABLES
The c o n t r a c t calls f o r t h e following d e l i v e r a b l e i t e m s :
A)
Shotpoint and recording s i t e s l o c a t e d on 7 1/2
minute quadrangle maps.
1) Shotpoint and geophone l o c a t i o n s i n X-Y co'
.
.
ordinates.
2)
-
Elevation c r o s s - s e c t i o n along r e f r a c t i o n l i n e .
B) ,TLie-distance r e c o r d s a t fixed g a i n .
( S t a t i c cor-
retted t o 4900 f e e t sea level datum).
1) E l e v a t i o n s , v e l o c i t i e s , and formulas used t o
calculate static cdrrections.
2)
C)
S t a t i c c o r r e c t i o n s a p p l i e d t o each t r a c e .
Automatic gain c o n t r o l record s e c t i o n .
d i c h o Cjeopkysics,
c
'
\
D)
Magnetic tapes.
1) D i g i t a l f i e l d t a p e s ( 2 1 ' t r a c k )
2)
Reformatted 9-track t a p e s (Univac 1 1 0 8 compatible)
E)
Analogue f i e l d records.
Table 1 c o n t a i n s t h e geophone and s h o t p o i n t coordin-
ates.
The f i r s t column c o n t a i n s t h e d e s i g n a t i o n s f o r each loca-
tion.
T h e f i r s t number i s t h e spread; the second number denotes
the geophone.
Shotpoints a r e noted v i a t h e l e t t e r s SP.
The X
and Y c o o r d i n a t e s are i n m e t e r s on the U n i v e r s a l Transverse
Mercator p r o j e c t i o n , zone 1 2 .
Increasing X-coordinate values
are t o t h e e a s t , the Y-coordinate i n c r e a s e s t o t h e north.
Ele-
v a t i o n s (2) are i n f e e t above mean sea l e v e l as surveyed.
1
P l a t e 1 is a reproduction of t h e 7 1/2 minute quad-
r a n g l e maps on which each s h o t p o i n t and geophone is l o c a t e d .
0
l a t e 2 i s an e l e v a t i o n c r o s s s e c t i o n along t h e l i n e .
Note t h a t
t h e c r o s s s e c t i o n is schematic, s t a t i o n s a r e p l o t t e d at equal
i n t e r v a l s and changes i n the azimuth of the line are not represented
T a b l e 2 i s a l i s t of t h e s h o t information.
-
T h e holes
at each s h o t p o i n t are l i s t e d . . For m u l t i p l e hole s h o t s , t h e
spread numbers and t h e l e n g t h s of detonating cord a r e t h e same.
Total charge weights can be obtained by adding t h e weight of
powder i n t h e h o l e s which were s h o t i n t o a s p e c i f i c spread.
For example; Hl, H2, H3a, H7 and H8 a t SPI w e r e s h o t i n t o spread
5.
The t o t a l charge expended w a s 3300#.
The f i r s t number of
t h e t a p e record number i s t h e f i e l d reel number.
2
The l a s t four
TABLE 1
Geophone and S h o t p o i n t
Coordinates
I
Station
X
1-1
SP 1
1-3
1-4
1-5
1-6
1-7
I
1-8
1-9
1-10
i
1-11
11-14
1-15
1-16
1-17
1-1 8
1-19
1-20
1-21
I
1-22
1-23 , ,
1-24 2-1.
2-2
2-3
2-4
2-5
SP 3
26,673
26 ,991
27 ,293
27,608
27 ,894
28,197
.28,510
4257,933
57,933
57 ,987
58,101
.58,178
58,201
58,393
58,499
58,598
58 ,693
58 ,808
58,899
58,881
58,612
58,385
58,488
58 ,591
58 ,605
58 ,679
58,748
58,827
58 ,866
58 ,890
58 ,901
58 ,910
58 ,915
58 908
58,917
28 ,6 5 7
58,848
321,207
21,207
21,498
1-2
\
z
Y
21,697
22 ,06.0
22,332
22 ,619
22 ,901
23 ,166
23,445
23,740
24,013
24 ,315
24 ,493
24 ,701
24 ,923
25 ,220
25 ,561
25 ,811
26,101
26,459
:
. 3
5094
SO94
5085
5076
5065
5052
5039
5026
5016
5007
4998
4994
4951
4995
4942
4940
4965
4970
4973
4975
4967
4969
4978
4988
5003
5017
.
5030
5048
dZlZiCho geophysics
TABLE 1
(continued)
Station
2-6
2-7
2-8
2-9
2-10
2-11
22-14
2-15
2-16
2-17
2-18
SP 4
i
I
I
~
1
.
2-19
2-20
2-21
2-22
2-23
3-1
3-2
3-3
3-4
3-5
- 3-6
3-7
SP 5
3-8
3-9
3-10
3-11
33-14
X
Y
328,789
29 ,091
29 350
29,655
29 ,923
30,256
0
.
30,568
30 831
31 ,138
31,417
31,729
32,041
32 041
z
4258 ,953
59,042
59,147
59 211
59,256
59 ,298
59 ,333
59 391
- 59,418
59 ,451
59 502
59 547
59 547
5078
5093
5091
5103
5120
5136
5150
5169
5186
5218
5240
5260
59 594
59 623
59 660
59,690
59 800
59 ,877
59 ,896
59 866
59 835
59 811
59,820
59 817
59,875
59,889
60 ,048
60,221
5288
5312
5342
5362
5378
5415
5453
5480
5508
5552
5596
5634
f
f
32 ,318
32,616
32 917
33,199
33 503
33 874
34,119
34,435
34 ,760
35 077
35 352
35,665
35 683
35 904
36,101
36 341
36 470
36,712
36,953
f
4
60 ,‘403
5663
5682
5674
5736
60 ,610
60,758
5789
5821
TABLE 1, (continued)
I
Station
.
X
*
z
Y
..
3-15
3-16
3-17
3-18
3-19
3-20
3-21
3-22
SP 6
3-23
3-24 4-1
4-2
I
1
I
I
I
~
I
!
I
I
I
4-3
4-4
4-5
4-6
4-7
4-8
4-9
4-10
4-11
44-14
- 4-15
4-16
4-17
4-18
I
I
~
i
I
i
SP 7
4-19
4-20
4-21
4-22
.
-
'37 ,115
37 ,361
37 ,649
37 4-913
38,251
38,510
38 ,753
39 ,082
39 ,225
39,374
39,697
39,986
40,207
40,503
40,703
41,051
41,362
41,690
41,889
42,163
42 I 420
42 I 678
42 I 897
43 ,190
43 ,502
43 ,777
44,062
44 ,165
44 ,358
4260,942
>
.
.
. .
. .
5857
5917
5914
5966
6019
6061
6111
6161
61,200
61,225
61,306
61,325
61,498
61,527
61,702
61,558
61,514
61,637
61,783
61,809
61,910
61,919
61,875
61,846
61,919
61,997
62,115
62 ,133
62,079
62,033
61,995
61,940
61 ,967
62,120
62,004
6208
6269
6311
6342
6324
6340
6380
6491
6441
6480
6554
6441
6748
6846
6974
71Q4
7145
7180
7213
44 ,525
61 I 907
7150
44,953
45,237
61,962
7122
61 ,778
7062
5
di~h
Cjeopkysics
~. .
L
TABLE 1 , [continued]
Station
X
4-23
4-24 5-1
5-2
5-3
345,405
45,653
45,883
46,150
46,447
46,721
46,972
46,993
47,001
47,025
46,896
47,235
47,325
47,807
47,889
47,825
48,009
5-4
5-5
5-6
5-7
5-8
5-9
SP 8
5-10
5-11
S.5-14
5-15
5-16
48,366
48,671
48,850
49,060
49,333
49,589
49,703
49,907
50,250
5-17
5-18
5-19
5-20
5-21
5-22
- 5-23
5-24
SP 9
I
Y
4261,610
61,506
61,571
61,655
61,730
61,647
.
61,615
61,397
61,118
60,847
60,783
60,738
60,442
60,843
60,602
60,259
60,445
60,424
60,551
60,713
60 ,862
60,803
60,712
60,464
60,395
60,420
2
7007
6924
6840
6882
6958
6880
6764
6839
6908
6998
7131
7132
7297
7254
7222
7211
7194
7180'
7166
7101:
7a93
7065
7Q8Q
7Q39
_
_
~
I
_
-
-
-
~
~
Shooting Information
t
Shot
Point
1
Shot
Hole
H1
H2
H3
H3a
H4
Ei5a
H5b
H5,
H6.
H7
H8
3 .
4
H1
H2
- H3
H4
H5
5
6
7
Tape Record N u n b e r
5-004020
5-004020
30' .04400
5-0 04 02 0
4-000540
3-066649
3-046660
2-000460
4-000540
5-004020
5-004020
3-'000460
1-000620
4-000520
2-000040
4-000520
I
*
H3
H4
H5
3-000420
(NOT SHOT]
1-000520
4-000500
4-000500
H1
H2
4 -000460
1-000460
H1
3-046400
2-000400
[NOT SHOT]
5-002060
4-006440
5-002060
H1
H2
H2
H3
H4
H5
H6
Weight of
Powder i n Hole
180
240
300
1 1 40
1020
30
60
1020
1020
720
1020
Spread
Number
Length of
Detonating
Cord ( f t )
Depth of
Holes ( f t )
5
5
2
5
4
1
1
97
97
54
97
4
5
5.
90
97
97
130
130
120
133
115
55
55
100
125
122
126
58
60
90
35
35
3
40
30
90
300
300
720
. 2
300
2
100
130
60
75
78
3
4
3
4
.
67
65
67
65
.
.
51
70
130
80
30
3
58
90
300
4
4
75
58
30
30
4
3
56
56
1020
420
2
3
59
69
130
96
90
30
150
5
4
5
97
52
97
8'0
55
90
50
-
60
________
Shot
Point
__ - - - Tape Record Number
-
.
I"-
Shot
Hole
-_ ___
Spread
Number
30
90
5
5
80
80
30
390
5
2
58
78
115
600
300
300
420
300
300
240
210
300
2
4
2
2
2
3
3
3
3
78
70
78
78
78
81
81
81
81
85
95
95
75
98
130
86
100
68
I
8
9
H1
H4a
A1
H2
H3
5-002040
5-002040
[NOT SHOT]
5-00 2 020
3-066600
H 3a
H4
3-066600
4-000420
3-06 6600
a5
H5a
€16
3- 066 600
2-000440
2-000440
2-00 444 0
2-004440,
H7
H7a
H8
H8a
. .
. .
Length of
DetonatingCord ( f t )
Weight of
Powder i n Hole
c
Depth of
Holes ( f t )
60
60
..
I .
d i g i t s o f ' t h e t a p e record n&er
a r e t h e f i r s t word i n t h e t r a c e
header on each trace (see PHOENIX t r a c e headers, below).
t r a c e header numbers are n o t &i*e
The
so a l i s t i n g of t h e r e c o r d s
and their p o s i t i o n on t h e t a p e s is given i n Table 3 .
The s t a t i c c o r r e c t i o n s . f o r each t r a c e were c a l c u l a t e d
by assuming t h a t each spread i s underlain by a s i n g l e l a y e r with
v e l o c i t y V1 and a h a l f space of v e l o c i t y V 2 .
The v e l o c i t i e s V1
and V2 were chosen f o r each spread by i n s p e c t i o n of d a t a from
s h o t s which f e l l w i t h i n t h e spread.
A
straight line f i t t o arri-
v a l times near the s h o t gave a "best" e s t i m a t e of
V I' t h e s l o p e
of the l i n e thru"more d i s t a n t phones gave a v e l o c i t y assigned t o
t h e h a l f space.
Inspection of t h e i n t e r c e p t s i n d i c a t e s t h a t t h e
e l e v a t i o n of t h e t o p of t h e a s s t q e d f i r s t l a y e r can be s a f e l y
assumed t o be below the datum.
I
B
.
37
I f w e r e f e r t o F i d e I, w e see
that the a ' s a r e known f o r t h e shot and geophone, and t h e r e f o r e ,
t h e geophone and s h o t c o r r e c t i o n s can be derived using t h e formu l a s given.
The playouts given have had this simple type of
s t a t i c applied
.
The s t a t i c s t h a t have been a p p l i e d are l i s t e d i n Table
5 f o r each s h o t and geophone.
The columns l i s t e d a r e :
&LG
-
2
ARC
- r a d i a l distance,
3
Geophone c o r r e c t i o n
4
ALS
1
5
6
.
s l a n t d i s t a n c e , geophone t o datum ( f t . )
geophone along datum
- milliseconds
- s l a n t d i s t a n c e s h o t t o datum (ft.)
- r a d i a l d i s t a n c e s h o t along datum ( f t . )
ARS
Shot c o r r e c t i o n - milliseconds
.
TABLE 3
Tape C o n t e n t s I n f o r m a t i o n
Tape Record N u m b e r
1
!
~
I
I
I
~
I
I
I
Ii
-
!
I
410
20
40
50
460
400
420
440
460
500
520
540560
600
620
20
40
460
100
520
400
2400
420
440
460
500
400
420
440
460
2400
4400
6400
26400
6400
26400
26600
26620
26640
26660
6660
Tape N u m b e r
Con t e n t s
C a l or T e s t
M I 543
Shot 6 Spread 3
*
Shot 5 Spread 3
Shot 4 Spread 3
Shot 3 Spread 3
1
Shot 3 Spread 3
1
*
MI 544
Shot 7 Spread 3
Shot 9 Spread 3
Shot 1 Spread 3
Shot 5 Spread 2
Shot 4 Spread 2
Shot 3 Spread 2
Shot 1 Spread 2
.
Shot 7 Spread 2
1
.
M I 405
1
Shot 9 S p r e a d 2
Shot 1 Spread 1
Shot 1 Spread 1
400
420
Shot 9 Spread 4
Shot 7 Spread 4
440
450
460
500
~
Shot
Shot
Shot
Shot
u
520
540
.lo
6
5
3
1
Spread
Spread
Spread
Spread
4
4
4
4
Y
TABLE 3, (continued)
,
Tape Number
Tape Record Number
'
I
. . .
MI 405
400
600
2000
2020
2040
2060
4000
.
Con t e n t s
C a l or T e s t
Shot 9 Spr ad 5
Shot 8 Spread 5
Shot 7 .Spread 5
4020
0
10
20
30
.
Shot 1 Spread 5
'
40
50
10000
200
400
600
2400
11
\
TABLE 4
Shotpoint. ..Coordinates
.
SP1
SP4
X (m)
Y (m)
321,207
‘4,257,993
(ft)
‘
5094
(Not U s e d ) .
SP2
SP3
Elevation
Location
shotpoint
’
328,657
4; 258,848
5056
(Not Used)
SP5
335,683
4,259,a75
5660
SP6
339,225
4,261,702
6161
SP 7
344,165
4,262,120
7188
SP8
346,896
4,260,783
6998
SP9
3 5 0 ,250
4,260,420
7030
12
I
1
355
, 344
333
320
304
288
273
261
250
239
234
182
187
171
169
199
205
209
211
202
2 04
215
227
228
228
228
228
228
228
246
246
246
246
246
246
2
199
193
186
179
170
161
153
146
140
134
131
102
105
96
95
111
115
117
118
113
114
120
127
129
129
129
129
129
129
139
139
139
139
139
139
3
34
33
32
31
30
28
26
25
24
23
23
18
18
17
16
19
20
20
20
20
20
21
22
30
30
30
30
30
30
33
33
33
33
33
33
288
288
288
288
288
288
288
288,
288
288
288
288
288
288
288
288
288
288
288
288
288
288
288
211
298
485
878
2772
2534
211
298
485
878
2772
2534
161
161
161
161
161
161
161
161.
161
161
161
- 161
161
161
161
161
161
161
161
161
161
161
161
120
169
275
497
1569
1434
120
169
275
497
1569
1434
6
7
8
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
40
65
117
370
338
28
40
65
117
370
338
1
1
1
1
1
1
1
.1
1
1
1
1
1
1
1
1
63
62
61
58
58
56
55
54
53
51
51
46
46
45
45
48
48
49
49
48
48
49
50
61
75
97
152
403
372
64
78
99
155
405
374
1
1
1
1
1
1
1
3
5
2
5
3
3
3
5
2
5
3
3
v
9
10355
4'
10
18500
Spread
1
Shot P o i n t
Geophone
1
1
2
3
4
5
6
7
8
9
10
11
13
14
15
16
17
18
19
20
21
22
23
24
1
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263
263
263
263
263
263
279
279
279
279
279
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301
301
301
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337
337
337
337
337
337
355
355
355
355
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353
353
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35
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37
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368
368
368
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425
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468
468
468
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208
208
208
208
208
208
220
220
220
220
220
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231
231
231
231
231
231
240
240
240
240
240
240
253
253
253
253
253
253
265
265
265
265
265
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3
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52
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52 2772
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54 '211
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54
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54 2772
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57
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57
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57 2772
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60
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60 2772
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287
287
287
287
287
288
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288
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288
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316
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94
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100
100
100
100
100
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77
77
77
77
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1757
1757
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68
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104
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107
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109
109
109
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120
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1970
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1970
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2034
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2106
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2106
2106
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1613
1613
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1759
1759
1759
1759
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1821
1821
1821
1821
1821
1821
1821
1924
1924
1924
1924
1924
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117 387
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117 657
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123 387
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132 387
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2428
2428
2428
2428
2428
2512
2512
2512
2512
2512
2512
2512
2612
2612
2612 ’
2612
2612
2612
2612
2711
2711
2711
2711
2711
2711
2711
2805
2805
2805
2805
2805
2805
2805
2009
2009
2009
2009
2009
2009
2009.
2100
2100
2100
2100
2100
2100
2100
2173
2173
2173
2173
2173
2173
2173
2259
2259
2259
2259
2259
2259
2259
2345
2345
2345
2345
2345
2345
2345
2426
2426
2426
2426
2426
2426
2426
145
145
145
145
145
145
145
152
152
152
152
152
152
152
157
157
157
157
157
157
157
163
163
163
163
163
163
163
169
169
169
169
169
169
169
175
175
175
175
175
175
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351
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4
2
3
2
2
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2
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2
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2
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2
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2
3
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2
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2
3
2
2
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2
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2
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171
171
188
247
313
436
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178
177
195
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183
183
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189
189
206
265
331
454
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196
195
212
271
337
461
431
201
201
218
277
343
466
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9
10
16000 10500
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3
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1
3
Geophone
18
45
6
7
16000 18500
16000 18500
3
3
16000 18500
16000 18500
3
3
16000 18500
16000 18500
3
3
16000 18500
16000 18500
3
3
16000 18500
16000 18500
3
3
16000 18500
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1
3
4
5
6
7
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1
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4
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6
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4
5
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19
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19
20
20
21
21
22
22
23
23
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2926
2926
2926
2926
2926
2926
2926
1827
1827
1827
1827
1827
1827
1879
1879
1879
1879
1879
1879
1918
1918
1918
1918
1918
1918
1896
1896
1896
1896
1896
1896
1915
1915
1915
1915
1915
2531
2531
2531
2531
2531
2531
2531
1086
1086
1086
1086
1086
1086
1117
1117
1117
1117
1117
1117
1140
1140
1140
1140
1140
1140
1127
1127
1127
1127
1127
1127
1139
1139
1139
1139
1139
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M?
1965
1168
1965
1965
1965
1965
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1168
1168
1168
1168
183
183
183
183
183
183
183
166
166
166
166
166
166
171
171
171
171
171
171
174
174
174
174
174
174
172
172
172
172
172
172
174
174
174
174
174
4
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179
179
179
179
179
387
351
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210
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289
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19
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153
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2
4
2
3
2
2
4
2
2
3
2
3
3
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2
3
2
3
3
2
2
3
2
3
3
2
2
3
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2
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209
208
226
285
350
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187
194
256
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192
198
261
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195
202
265
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263
327
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195
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264
329
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206
269
334
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16000 18500
3
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11000 18500
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4
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1
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1
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4
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2103
2103
2103
2103
2103
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2041
2041
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2090
2090
2090
2090
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2182
2182
2182
2182
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2041
2041
2041
2041
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2423
2423
2423
2423
2423
2423
2545
2545
2545
2545
2545
2545
2
1251
1251
1251
1251
1251
1251
1214
1214
1214
1214
1214
1214
1242
1242
1242
1242
1242
1242
1297
1297
1297
1297
1297
1297
1214
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1214
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1441
1441
1441
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1441
1441
1513
1513
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3
4
191 210
191 281
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186 210
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186 965
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190 210
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190 1685
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190 2592
198 210
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3
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2
3
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3
3
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2
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2
3
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2
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2
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207
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241
248
311
375
490
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252
259
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10
11000 18500
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4
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4
4
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4
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11000 18500
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4
4
11000 18500
11000 18500
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1
3
5
6
7
9
1
3
5
6
7
9
1
3
5
6
7
9
1
3
5
6
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9
1
3
5
6
7
9
1
3
5
6
7
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5
6
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7
7
8
8
9
9
10
10
11
11
13
13
14
14
3
J
2704
2704
2704
2704
2704
2704
2866
2866
2866
2866
2866
2866
2917
2917
2917
2917
2917
2917
2960
2960
2960
2960
2960
2960
3001
3001
3001
3001
3001
3001
2923
2923
2923
2923
2923
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1608 246 210
1608 246 281
1608 246 965
1608 246 1685
1608 246 2935
1608 246 2592
1704 261 210
1704 261 281
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1704 261 2935
1704 261 2592
1734 265 210
1734 265 281
1734 265 965
1734 265 1685
1734 265 2935
1734 265 2592
1760 269 210
1760 269 281
1760 269 965'
1760 269 1685
1760 269 2935
1760 269 2592
1785 273 210
1785 273 281
1785 273 965
1785 273 1685
1785 273 2935
1785 273 2592
1738 266 210
1738 266 281
1738 266 965
1738 266 1685
1738 266 2935
1738 266 2592
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125
167
574
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125
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2
2
3
2
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2
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267
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336
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282
288
351
416
530
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286
293
355
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535
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290
297
359
424
538
508
293
300
363
428
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421
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11000 18500
4
11000 18500
11000 18500
4
4
11000 18500
11000 18500
4
4
11000 18500
11000 18500
4
4
1
3
5
6
7
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4
11000 18500
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11000 18500
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4
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11000 18500
4
9
1
3
5
6
7
9
1
3
15
16
16
17
17
18
5
6
7
9
1
3
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6
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6
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18
19
19
20
20
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A
2888
2888
2888
2888
2888
2888
2813
2813
2813
2813
2813
2813
2820
2820
2820
2820
2820
2820
2642
2642
2642
2642
2642
2642
2642
2642
2642
2642
2537
2537
2537
2537
2590
2590
2590
2590
2684
2684
2684
2684
1717
1717
1717
1717
1717
$717
1673
1673
1673
$673
1673
1679
1677
1677
1677
1677
1677
1677
1571
1571
1571
1571
1571
1571
1531
1571
1531
1503
1509
1509
1509
1509
1540
1540
1540
1540
1596
1596
1596
1596
263
263
263
263
263
263
256
256
256
256
256
256
256
256
256
256
256
256
240
240
240
240
240
240
24n
240
240
249
231
231
231
231
235
235
235
210
281
965
1685
2935
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210
281
965
1685
2935
2592
210
281
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2935
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210
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965
1685
2935
2592
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
244 207
244 2892
244 2653
244 2648
5
125
167
574
1002
1745
1541
125
167
574
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1541
125
167
574
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1745
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125
167
574
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1745
1541
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
6
19
26
88
153
267
236
19
26
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153
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236
19
26
88
153
267
236
19
26
88
153
267
236
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
7
2
2
3
2
3
3
2
2
3
2
3
3
2
2
3
2
3
3
2
2
3
2
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
8
284
290
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277
283
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411
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277
284
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411
526
495
261
268
330
395
510
479
263
507
484
484
253
497
475
474
258
502
479
479
266
511
488
488
9
10
11000 18500
Spread
4
11000 18500
11000 18500
4
11000 18500
11000 18500
4
11000 18500
11000 18500
4
4
11000 18500
11000 18500
4
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
llQQO 18500
5
5
4
4
Shot P o i n t
1
3
5
6
7
9
1
3
5
6
7
9
1
3
5
6
7
9
1
3
5
6
7
9
1
7
8
9
1
7
8
9
1
7
8
9
1
Geophone
21
21
22
22
23
23
24
24
1
1
2
2
3
3
4
7
11000 18500
5
8
9
4
- --
1
2587
2587
2587
2587
2443
2443
2443
2443
2536
2536
2536
2536
2622
2622
2622
2622
2734
2734
2734
2734
2899
2899
2899
2899
2900
2900
2900
2900
3106
3106
3106
3106
3052
3052
3052
3052
- -
I_
2
3
4
1538 235 207
1538 235 2892
1538 235 2653
1538 235 2648
1452 -222 207
1452 222 2892
1452 222 2653
1452 222 2648
1508 231 207
1508 231 2892
1508 231 2653
1508 231 2648
1559 238 207
1559 238 2892
1559 238 2653
1559 238 2648
1626 249 207
1626 249 2892
1626 249 2653
1626 249 2648
1724 264 207
1724 264 2892
1724 264 2653
1724 264 2648
1725 264 207
1725 264 2892
1725 264 2653
1725 264 2648
1847 -282 207
1847 282 2892
1847 282 2653
1847 282 2648
1815 278 207
1815 278 2892
1815 278 2653
1815 278 2648
_
-
5
123
1719
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123
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123
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123
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1577
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123
1719
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123
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6
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263
241
241
19
263
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263
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263
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263
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19
263
241
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19
263
241
241
19
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241
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7
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
8
258
502
479
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244
489
466
466
253
497
475
474
261
505
482
482
271
515
493
492
286
530
508
507
286
530
508
507
305
549
526
526
300
521
521
9
10
11000 18500
11000 18500
11000 18500
Spread
5
5
5
Shot P o i n t
1
7
Geophone
5
8
9
1
5
6
7
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
5
8
9
1
7
8
9
1
7
8
9
1
7
8
9
1
7
8
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1
7
8
9
1
7
8
9
1
7
8
9
6
7
c
7
8
8
9
9
10
10
11
11
13
13
14
14
3012
3012
3012
3012
2999
2999
2999
2999
2978
2978 '
2978
2978
2960
2960
2960
2960
2943
2943
2943
2943.
2862
2862
2862
2862
2852
2852
2852
2852
2817
2817
2817
2817
2836
2836
2836
2836
2785
2785
2785
2785
1791
1791
1791
1791
1783
1783
1783
1783
1770
1770
1770
1770
1760
1760
1760
1760
1750
1750
1750
1750
1702
1702
1702
1702
1696
1696
1696
1696
1675
1675
1675
1675
1686
1686,
1686
1686
1656
1656
1656
1656
274
274
274
274
273
273
273
273
271
271
271
271
269
269
269
269
268
268
268
268
260
260
260
260
259
259
259
259
256
256
256
256
258
258
258
258
253
253
253
253
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
207
2892
2653
2648
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1719
1577
1574
123
1 7 19
1577
1574
123
1719
1577
1574
123
1719
1577
1574
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
19
263
241
241
1
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
4
4
3
3
296
540
518
517
295
539
517
516
293
537
515
514
291
536
513
513
290
534
512
511
283
527
504
504
282
526
503
503
278
523
500
500
280
1524
.SO2
501
276
520
497
497
11000 1 8 5 0 0
5
1
15
7
11000 1 8 5 0 0
11000 1 8 5 0 0
5
5
8
9
1
15
16
7
11000 18500
11000 1 8 5 0 0
5
5
8
9
1
16
17
7
11000 1 8 5 0 0
11000 18500
5
5
11000 Z8500
11000 18500
5
5
11000 18500
11000 1 8 5 0 0
5
5
11000 18500
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 1 8 5 9 0
11000 18500
5
5
11000 18500
11000 18500
5
5
11000 18500
5
8
9
1
7
8
9
1 '
7
8
9
1
7
8
9
1
7
8
9
1
7
8
9
1
7
17
18
18
19
19
20
20
21
21
22
22
23
8
9
1
7
8
9
23
24
24
.. .
. -
o(l=
Sin-l
vl/v2
Geophone c o r r e c t i o n
= LG/V1
L\ LG=AEG/Cosdl
TITLE:
Shot C o r r e c t i o n
!
CORRECTIONS
= LS/V1
APPROVED BY:
DATE:
REVISED
DRAWING NUMBER
Figure 1
I
~
1
7
Primacord c o r r e c t i o n
-
time between s h o t
i n i t i a t i o n and charge detonation w i t h primacord @ 24'/ms
(ms)
a
Total c o r r e c t i o n
9
V1
10
V2
11
Spread number
12
Shot number
13
Geophone number
- v e l o c i t y of
- v e l o c i t y of
f i r s t layer
underlying h a l f space
The t b e - d i s t a n c e r e c o r d s a r e shown on t h e schematic
curves of Figure 2.
Excluding t e s t s h o t s , 22 s h o t s were f i r e d .
The record s e c t i o n s are numbered with a p l a t e number;
the f i r s t d i g i t i s t h e s h o t p o i n t number, t h e second i s t h e
spread number.
The p l a t e s a r e organized by shotpoint number.
Spreads were overlapped; t h e end t r a c e s are a t t h e
sate geophone p o s i t i o n .
Therefore, the time breaks can be
checked by a l i g n h g t h e end t r a c e s on a d j a c e n t records.
The AGC record section is the last p l a t e .
C a r e should
be e x e r c i s e d i n . v i e w i n g t h i s s e c t i o n a s each two second s e c t i o n
is normalized s e p a r a t e l y .
Note t h a t some r e f l e c t i o n s a r e v i s i -
-
b l e even though t h e d i s p l a y is n o t optimal.
The 21-track f i e l d t a p e s and t h e analogue f i e l d reco r d s are included with t h i s r e p o r t .
The reformatted g-track
PHOENIX t a p e s are the e a s i e s t ~ t oread on t h e UNIVAC 1 1 0 8 , and
t h e s e t a p e s a r e included.
The format of t h e PHOENIX headers
f o r both traces and records is included h e r e i n .
Of each s h o t
The recording
is preceded by a 20-word l i n e header.
28
The f i r s t
I
a
I
\
-SHOT
3 . .
D
3
. - .
..
.
/
8
..
9
,
WEST
SPREAD 1
2
3
4
'I
5
EAST
/
TITLE:
E
T
SCALE:
DATE:
-
POINT SCHEMATIC
APPROVED BY:
\ ,
*\
i
I
DRAWN BY
p,$
word of t h i s 20-word header i s t h e l a s t f o u r d i g i t s of t h e t a p e
record number.
segments.
number.
T r a c e number 1 fo$lows, broken i n t o 1 0 2-second
Each of t h e s e 2-second segments has t h e same trace
These w e r e c r e a t e d because of problems with machine
c a p a c i t y a s t h e PHOENIX computers available f o r processing.
T h e 1 0 segments of each trace then follow u n t i l t h e 24 t o t a l
t r a c e s have been w r i t t e n .
.
All s h o r t o r c a l records w e r e f i l l e d -
I
w i t h zeros t o make them 20 seconds long.
With r e s p e c t t o g a i n s , t h e PGC of t h e instrument w a s
t r i p p e d before t h e s h o t , so t h a t t h e ' a m p l i f i e r s s e t t l e d t o a
f i n a l gain long before t h e energy from t h e s h o t a r r i v e d a t the
geophones.
This gain w a s t y p i c a l l y lOOdb and was determined by
the ambient ground motion a t t h e geophones.
Each channel w a s
c a r e f u l l y balanced so t h a t trace t o trace v a r i a t i o n s within a
shot a r e very s m a l l .
The geophone used was GEOSPACE H S - 1 ,
with
k
a n a t u r a l frequency of 4 . 5 p l z and was damped a t 0 . 6 of c r i t i c a l .
The t y p i c a l motor constant of these geophones is .35v/h/sec.
T h e recordings on t h e t a p e s a t lOOdb g a i n - a r e t y p i c a l l y
one d i g i t a l count p e r Q.007 microvolts i n p u t , so one d i g i t a l
count corresponds t o 2.0 x lom2 inches/second of ground motion
a t lOOdb g a i n .
The frequency response of t h e system i s shown
in Figure 3.
30
'
.
FREQUENCY (HE)
2 .
5.
.2
10
5
-
0
0
/
b
-1 c
C
1 3
\
.. .
\'
'
T
\
- 2(
W
P. .
5
c
-3(
i-
I
-4c
-
/
SCALE:
DATE:
APPROVED BY:
DRAWN BY
pa
REVISED
DRAWING NUMBER
I
Figure 3
,
-
-
k
a
a
' W
0
#
CODER'S REFERENCE MANUAL
GE
E
0
LL
J
4
F
z
W
0
3
v)
W
U
Q
I%
2
W
C
a
3
a
/
. .
32
w
Q:
t-
INT!?ODUCTION
3JUq74
- 27
(.
CODER’S REFERENCE MAWAL
IXTRODUCTION
3JUNE74
- 26
.
b
PHOENIX TRACE HEADER
Words
-
Bytes
Fortran Index
1 .
Mean i n p
COP number
0-1
2-3
4-5
6-7
1
2
3
4
8-9
5
3
10-11
12-13
14-15
16-17
6
7-
Source positi.on reference number
F i e l d f i l e . channel number
4
Trace distance from source
Total s t a t i c correction
.2
Trace number (program derived)
Field f i l e number
i
ASTATS corrections
8
9
Trace flag
0 = Live‘
5
1
10
11
12
13
14
18-19
20-21
22-23
24-25
26-27
,’
’
Dead
Unused
Source station number
6
Unused
Recejver station number
7
Unused
.
NOTE:
The l a s t trace i n a CDP family i s flagged by negatinv sample 5
o f the trace header.
1.
2.
~
A t the time o f NMO application, sarnole 7 i s s e t negative t o
prevent double appl ication o f normal moveout.
.
33
.
.
.
a
.. .
1
,!
.
.
i
!
.
CODER'S REFEREACE MANUAL
.
I
. .
.
INTRODUCTION
3J UN E74
.
.
PHOENIX L I N E HEADER
..
c
Bytes
Words
0
1
2
3
0-1
2-3
4-5
6-7
8-9
14-15
16-17
9
10
20-21
22-23
26-27
.
.-
30-31
32-33
38-39
'
2
Line number
3
Unused
Number o f shots
4
5
Sampl ing interval
Number o f samplesjtrace
6
Date
.
-
, 7
'
18
19
Date
Date
Date d a t a compression mode
8
Starting index
S t a r t o f normal ization window
9
Number o f point i n FFT-
10
End o f normalization window
Number of samples wanted
Normalization scale
,
17
3
Input reel number
Current reel number
11
.12. .
13
14
15
16
24-25
Unused
Number o f channel s/shots
a
18-19
Meaninq
Job number
5
6.
7
12-13
34-35
36-37
'1
4
10-11
28-29
Fortran Index
1
DATA COMPRESSION MODE
O u t p u t sampling.interva1 negative.
number o f samples on t h e tape.
+
"
O u t p u t number o f samp es i s the actual
- 25
. .
.
..
APPENDIX I
The f o l l o w i n g t a b l e s a r e t h e s t a t i c - c o r r e c t i o n s
a p p l i e d to each . t r a c e .
ords is also l i s t e d .
tion.
The r e l a t i v e time a s shown on t h e recThe a s t e r i s k marks t h e s h o t time correc-
A ( 2 ) or ( 3 ) 'marks t h e p o i n t s f o r which a secondary or
t e r t i a r y a r r i v a l was'p i c k e d .
\
,
'
..
I
.
. .
I
.
3
.
,
d i c l r o CJeopbysics
. ..
TIME BREAK CORRECTIONS
Shotpoint
1
1
3
4
5
7
9
1
3
4
5
6
7
9
1
3
5
6
7
9
1
7
8
9
Spread.
1
-51
2
2
2
2
2
2
-61
3
3
3
3
3
'
Time
3
3
4
4
4
4
4
4
5
5
5
5
36
.
,
-90 .
433
'
-244 *
-74 s
-682
.-52
-51
-86
'-203
-335
-582
-524
-4 2
-55
-180
-310
-539
-478
-4 5
-533
-488
'-4 a 7
*
\
. , .
,
Geophone
Relative Time
S t a t i c Correction
24
23
22
21
20
19
1978
1899
1803
1694
1608
1545
1457
1367
1252
1185
1165
1130
-50
-49
-4 8
-4 7
18
17
16
15
14
13
12
.
'
',e
*
ll,
10
9
8
7
6
5
4 .
3
2
'
1
(6)
(6)
(6)
(5)
(4)
-48
*
(3)
(3) . .
(3)
(2)
.
(2). . .
(2)
'
*
-48
-48
-47
-44
-44
-4 6
-4 5
-57*
-50
1083
-51
1001
922
847
-52
-53
-54
-56
9.57
-59
-60
-61
-6 2
771
686
594
513
395
256
0
I
I
Spread 1
Shotpoint 1
-
a
T. Correction*
,
!
:37,
. .
.
'
.
Geophone
Relative Time
'
24
14
13
1164
1148
1129
1089
1074
1054
990
1000
938
876
806
750
12
0
11
10
697
635
568
502
460
387
308
232
144 ,
23
22
21
20
19
1
*
18
17
16
15
9
8 .
7
6
5
4
3
2 .
v
..
(8)
(8)
(8)
(8)
(8)
(7)
(4)
*
-130
-124
-121
-118
-113
-109
-105
-98
-98
'
-9 3
-90
-07
-61*
-85
-82
-79
-77
-78
-7s
-70
-6 7
-65
-63
-61
82
0
I
,
S t a t i c Corrections
...
.
.
I*
.
.
Spread 2 .
.
S h o t m i n t 1-
T. Correction*
. .
38
.
.
. .
.
.. .-
Relative T h e
Geophone
.. .
.
731
687
601
562
513
461
410
358
24
23
22
21
20
19
18
17
16
1s
14
13
-208
-201
-195
-189
-183
-177
-171
-164
’
.
-165
289
264
25s
-157
-153
-149
-52*
-142
-134
-135
-133
12
200
172
14 9
11
10
9
8
’
-129
-94
-119
-114
-110
-107
-102
119
7
6
5
4
3
101
85
2
69
52
31
1
0
S t a t i c Corrections
:
._
spreaa
3
*
Shotpoint 1
.
4
.
T. Correction*
Ii
.
39
.
iniliChO
. ..
.#
*
t
.... . .
.
,
.. .
.+ . .
'
. .
z
Relative Time:
Geophone
6
5
1957
I917
1895
1740
1856
164 3
1526
1417
1320
1206
1089
956
0
786
635
595
325
168
0
95
4
250
3
2
416
593
731
24
23
22
21
20
*
.
19
18
17
16
u
15
14
13
12
.
11
10
9
8
7
, -
.
1
.static Corrections
-144
-138
-135
-132
-127
I
-123
-119
-112
-112
-10 7
-104
-101
-go*
-99
-9 6
-94
-92
-92
-89
-8 5
-8 2
-80
-77
-75
spreaid 2
Shotpoint 3
.
*
9
T. Correction*
\
-
.
-
*
. I
..
.
.
.
a .
dliziciro geophysics
4
Geophone
Relative Time
S t a t i c Correction
24
23
22
1090
1045
1032
999
963
909
847
823
679
629
568
-267
-283
-283
-290
-293
-300
-296
-292
-287
-273
-258
-24 7
-55f
-213
-225
-217
-213
-218
-206
-201
-199
-201
-198
-193
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
440
427
372
312
258
199
135
124
82
59
0
(2)
(2)
(2)
(2)
(2)
(2)
I
Spread 4
Shotpoint 3
T. Correction*
41
Relative T b e
Geophone
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
801
763
711
651
609
511
482
449
438
.407
,
I
I
,
I
-159
-151
-152
-150
-146
-110
-136
-131
-127
-124
-119
.
I
0
1
. Spread 3
Shotpoint 4
T, Corrections*
.
-225
-218
-212
-206
-199
-194
-18x1
-181
-182
-174
-170
-166
-86*
0
3 79
348
328
329
287
271
259
242
191
100
S t a t i c Corrections
'
42.
J
*
.
. .
.
..
.
.
.
.
.
Geophone
Relative Time
24
0
61
139
218
283
351
417
4 81
566
639
23
22
21
20
19
18
17
16
15
14
13
12
11
’
..
-221
-215
-212
-209
-204
-200
-196
-189
-189
-184
-181
-176
-244*
-176
-173
-170
-168
-169
-166
-161
-159
-156
-154
-152
.
..
10
9
8
7
6
5
.
4
3
2
1
Spread 2
.
S t a t i c Correction
.
Shotpoint 5
..
T. Correction*
.*
f
. ...
-
I
I
.. .
43
.
I
*&iCho
geophysics
Geophone'
..
24
23
22
21
20
19
18
17
16
15
14
13
Relative T&e
S t a t i c Corrections
961
922
827
788
739
672
632
542
490
456
430
398
-284
-276
-271
-264
-258
-253
-246
-240
-240
-233
-228
-224
-203*
-218
-210
-211
-209
-205
-169
-195
-189
-186
-182
-178
12
11
I10
9
8
7
6
5
4
3
2
1
352
275
190
0
109
*
.
.
*
282
402
520
655
726
815
.
*
'
-
Spread 3
Shotpoint 5
T. Correction*
44
&ich~
geophysics
Geophone
Relative T i m e
S t a t i c Correction
24
23
22
21
20
1145
1099
1089
1046
949
936
886
762
760
649
-3 30
19
18
17
16
15
14
13
12
11
10
9
-34 6
-34 5
-352
-355
-363
-359
-355
-350
-336
-321
582
-310
-180*
-275
-288
4 59
442
408
331
268
218
8
7
6
-280
-275
-281
-268
-264
-262
-264
-261
-256
151
5
4
3
2
1
122
99
61
0
Spread 4
Shotpoint 5
T.
Correction*
45
t
n
Geophone
Relative Time
24
23
22
21
20
19
18
14 7
95
0
89
16 5
242
320
367
400
452
519
580
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S t a t i c Correction
a
-350
-342
-336
6 39
697
744
807
881
953
1027
1114
1193
1263
1338
'
-330
-324
-319
-312
-306
-306
-298'
-294
-290
-335*
-283
-276
-277
-274
-271
-235
-260
-255
-252
. -248
-243
-
Spread 3
Shotpoint 6
T. C o r r e c t i o n +
46
dZ/licko geophysics
L
.
I
...
. .
i
Geophone
Relative Time
S t a t i c Correction
24
1257
1207
1116
1048
1025
967
835
781
711
650
-395
-411
-410
-417
-420
-427
-424
-420
-415
-400
-386
-375
-310*
-340
-353
-345
-340
-346
-333
-329
23
22
21
20
19
18
17
16
15
*
'
14
I
13
,
12
11
.
10
.
*
9
8
7
6
5
4
3
2
'
u
1
498
450
380
319
258
178
160
108
.
-327
-329
-325
-321
76
0
Spread 4
Shotpoint 6
T. Correction*
I
I
I
i
47
&[MO
Cjeopkysics
.
*.
. .
Relative Time
Geophone
24
23
22
21
20
19
0
18
17
16
15
14
13
12
11
10
9
8
7
6
u
5
4
3
2
1
61
130
198
265
328
388
428
526
599
667
74 9
840
916
987
1022
1120
1168
1222
1290
1347
1418
1469
.
. .
.
.
.
.'
'
.
.
.
I
S t a t i c Correction
-471
-465
-463
-460
-455
-451
-446
-440
-4 39
-4 34
-432
-428
-745*
-426
-424
-421
-419
-419
-417
-412
-409
-407
-405
-402
*
Spread.2
Shotpoint 7
T. Correction*
.
48
dziliCh0
Qeo physics
Relative T i m e
Geophone
23
22
21
20
19
18
-473
-466
-460
-454
-448
-442
-436
-429
-4 30
-422
-418
-414
-582*
-407
-399
-400
-398
-394
-359
-384
-379
-375
-367
-372
0
47.
51
112
157
220
289
319
351
396
458
510
24
*
17
16
15
14
13
12
11
10
9
8
560
612
657
-709
785
7
860
9 30
6
5
4
1010
1080
1151
1227
3
2
1
Spread 3
Shotpoint 7
.
T. Correction*
Static Correction
,
.
4 9.
..
Geophone
Relative' Time
Static C o r r e c t i o n
24
23
369
303.
273
203
98
0
23
-509
-525
-525
-531
-535
-542
-538
-534
-529
-515
-500
-489
-539*
-454
-467
-459
-454
-460
-447
-443
-441
-443
-440
-435
22
.
21
20
19
18
17
16
--
15
243
3 13
14
13
12
11
10
9
a
7
6
5
4
3
2
129
191
L
1
450
550
603
632
691
750
820
873 ( 3 )
949 ( 3 )
973 ( 3 )
'
1051 (31,.
Spread 4
Shotpoint 7
T o Correction*
50
Geophone
24
23
22
21
20
19
18
17
16
1s
14
13
12
11
10
9
Relative Time
1389
134 5
1300
1244
1184
1104
1049
989
91 2
a95
4
850
a24
708
641
8
7
6
5
4
3
2
1
429
400
325
270
200
71
0
Spread 5
Shotpoint 7
T. Correction*
51
Static C o r r e c t i o n s
-519
-524
-522
-525
-526
-534
-535
-537
-539
-540
-544
-548
-533*
-530
-530
-515
-504
-497
-488
-501
-510
-502
-497
-506
Relative Time
Geophone
945
.870
828
763
672
617
545
476
415
361
370
320
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
-497
-501
-500
-503
-504
-511
-513
-514
-516
-517
-521
-526
-488*
-50 7
-507
178
75
0
62
155
*
S t a t i c Correction
-492
-4 82
-4 74
250
-465
308
350
351
350
372
-479
-483
-479
-4 74
-484
Spread 5
Shotpoint 8
T. Correction*
'52
dicit0
Cjeopdzysics
.
Relative Time
Geophone
23
22
-
.
-
21
19
0
72
148
196
261
309
391
465
541
20
*
18
17
16
1s
14
13
12
11
10
706
770
842
892
978
1029
1083
1146
1207
9
8
7
6
5
4
3
2
1273
1339
1
S t a t i c Correction
-440
-434
-432
-428
-424
-420
-415
-409
-408
-403
-400
-397
-682*
-395
-392
-390
-388
-388
-386
-381
-378
-376
-374
-371
24
j
.
u
Spread 2
I
Shotpoint 9
-
T. Correction*
53
'
d i c h geophysics
~
u
Geophone
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Relative Time
0
36
32
71
-444
-4 37
-431
-425
-418
-413
-406
-400
-400
-393
-388
-384
-524*
-378
-370
-371
-369
-365
-329
-355
-349
-346
-343
-338
.
118
178
235
240
273
303
353
398
Static C o r r e c t i o n
'
442
488
519
54 8
639
701
774
852
929
1034
1067
Spread 3
Shotpoint 9
T. Correction'
54
'
.
24
23
*
22
21
20
19
18
17
16
S t a t i c Correction
Relative T h e
Geophone
u
' .
1s
14
13
12
o
69
140
197
259
331
420
416'
480
505
554.
582
.
*
.
'
11
10
9
8
.
7
6
5
4
3
2
1
622
697
721
792
831
862
935
982
. 1028
1070
4
'
-479
-495
-494
-501
-504
-511
-508
-504
-499
- 4 a4
-470
-459
-478*
-424
-437
-428
-424
-430
-417
-413
-411
-413
-409
-405
1
Spread 4
Shotpoint 9
T ,* Correction*
,
55
'
cjl/2iCho geophysics
,
Geophone
Relative Time
24
23
22
21
20
19
18
17
16
15
14
13
ii
Static C o r r e c t i o n
0
84
14 9
237
300
309
368
428 (2)
490 . ( 3 )
550 ( 3 )
615 ( 3 )
622 (3)
-496
-501
-499
-502
-503
-510
-512
-514
-516
-517
-520
-525
-487*
-50 7
-50 7
-492
-481
-474
-465
-478
-487
-478
-4 74
-483
12
11
10
.
9
8
7
6
5
4
3
800 (3)
859 (3)
900 (3)
91-2 (3)
932 (3)
982 (3)
1029 (3)
2
1
~
.
Spread. 5
~
Shotpoint 9
T o Correctioin*
56
dZiZicho CJeopkgsics