24050
23550
cal BC
23050
22550
22050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
22500
22000
14
C BP
21500
21000
20500
20000
26000
25500
25000
cal BP
24500
24000
22050
21550
cal BC
21050
20550
20050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
21000
20500
14
C BP
20000
19500
19000
18500
24000
23500
23000
cal BP
22500
22000
20050
19500
19550
cal BC
19050
18550
18050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
19000
18000
14
C BP
18500
17500
17000
16500
22000
21500
21000
cal BP
20500
20000
18050
17550
cal BC
17050
16550
16050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
17500
17000
14
C BP
16500
16000
15500
15000
20000
19500
19000
cal BP
18500
18000
16050
15550
cal BC
15050
14550
14050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
16000
15500
14
C BP
15000
14500
14000
13500
18000
17500
17000
cal BP
16500
16000
14050
13550
cal BC
13050
12550
12050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
14500
14000
14
C BP
13500
13000
12500
12000
16000
15500
15000
cal BP
14500
14000
12050
11550
cal BC
11050
10550
10050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
13000
12500
14
C BP
12000
11500
11000
10500
14000
13500
13000
cal BP
12500
12000
10050
11500
9550
cal BC
9050
8550
8050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
11000
10000
14
C BP
10500
9500
9000
8500
12000
11500
11000
cal BP
10500
10000
8050
9500
7550
cal BC
7050
6550
6050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
9000
8000
14
C BP
8500
7500
7000
6500
10000
9500
9000
cal BP
8500
8000
6050
8000
5550
cal BC
5050
4550
4050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
7500
6500
14
C BP
7000
6000
5500
5000
8000
7500
7000
cal BP
6500
6000
4050
6000
3550
cal BC
3050
2550
2050
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
5500
4500
14
C BP
5000
4000
3500
3000
6000
5500
5000
cal BP
4500
4000
2050
4500
1550
cal BC
1050
50
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
Dataset 7
4000
3500
3000
14
C BP
550
2500
2000
1500
4000
3500
3000
cal BP
2500
2000
50
450
cal AD
950
1450
1950
3000
INTCAL04
Dataset 1
Dataset 2
Dataset 3
Dataset 4
Dataset 5
Dataset 6
Dataset 15
Dataset 10
Dataset 11
Dataset 12
Dataset 13
Dataset 14
2500
1500
14
C BP
2000
1000
500
0
2000
1500
1000
cal BP
500
0
IntCal04 calibration curve with 1-standard deviation envelope and data with 1-standard
deviation error bars in 14C and cal age. Datasets are described fully referenced in the
document IntCal04 raw datasets.doc. Lab codes for 14C measurements are given in
parentheses.
Dataset 1: University of Washington (QL) tree-ring
Dataset 2: Queen's University Belfast (UB) tree-ring
Dataset 3: University of Waikato (Wk) tree-ring
Dataset 4: University of Groningen (GrN) tree-ring
Dataset 5: Heidelberger Akademie der Wissenschaften (Hd) tree-ring
Dataset 6: CSIR, Pretoria (Pta) tree-ring
Dataset 7: Center for Accelerator Mass Spectrometry, LLNL (CAMS) tree-ring
Dataset 8-9: numbers not currently in use
Dataset 10: E. Bard et al. (Gif) Corals
Dataset 11: R.G. Fairbanks et al. (CAMS, Gif) Corals
Dataset 12: R. L. Edwards et al. (AA, WHOI) Corals
Dataset 13: G.S. Burr et al. (AA) Corals
Dataset 14: K. B. Cutler et al. (AA) Corals
Dataset 15: Hughen et al. (CAMS) Foraminifera