Improvedseaicefrac/onmodel:
Objec/veandStatus
E.Dinnat,L.Brucker
2017-01
AquariusCal/ValMee/ng,SantaRosa,CA
Objec/ve:provideimprovedseaice
frac/onstoL2product
L2Icefrac/ons(NOAA)resultin
scaPeredandhighlynonlinear
rela/onshipwithAquariusTb.
ABAIceFrac/ons(AMSR2Bootstrap
algorithm)resultinlargelyreduced
scaPeredandstronglinearitywith
AquariusTb.
NH&SH
Southernhemisphere
Northernhemisphere
mul$year
ice
Status
•  Newmodelvalidatedanddocumented:
Dinnat,E.P.,andL.Brucker.2016."ImprovedSeaIceFrac/onCharacteriza/onforL-Band
Observa/onsbytheAquariusRadiometers."IEEETransac/onsonGeoscienceandRemote
Sensing.
•  AncillarydataacquiredandreformaPedforsimulator:
–  AMSRE-Bootstrap:Start–10/04/2011
–  SSMIS-Bootstrap:10/05/2011–07/02/2012&[05/10/2013–05/14/2013]*
–  AMSR2-Bootstrap:07/03/2012–end(excl.*)
•  Status:computa/onsstarted~18,000/21,000orbitscomputed
–  Es/mated/meforcomple/onini/alrun:01/15/2017
–  Addi/onalshortrunsmaybeneededtofillgapsiniceconcentra/onproducts
thatarenotyetiden/fied
Nextstep:seaicecorrec/on
Empiricalcorrec/onforice
contamina/ononTBtoimprove
coastalSSS
TbvsICEFderivedempiricallyfor
NH/SH,summer/winter:
ButTB_icevarieslargely,and
dependsonicetypeetc…
limitofmul$yearice