Difference between revisions of "GEOS-Chem Adjoint v33"

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m (What's new in this version)
m (What's new in this version)
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|[[#Add_TES_O3_IRK_.28v33b.29|Fix wetdep adjoint]]
|[[#Fix_wet_deposition_adjoint_.28v33b.29|Fix wetdep adjoint]]
|Adjoint bug fix
|Adjoint bug fix
|Daven Henze (CU Boulder)
|Daven Henze (CU Boulder)

Revision as of 16:54, 20 April 2012



What's new in this version

GEOS-Chem Adjoint v33 contains the following major updates and improvements.

Feature Type Submitted by Version Status
Add TES O3 IRK observation operator Adjoint Update Daven Henze (CU Boulder) v33a Approved 13 Apr 2012
Fix wetdep adjoint Adjoint bug fix Daven Henze (CU Boulder) v33b Approved 20 Apr 2012

Updates to forward model

Bug fixes in forward model

Updates to adjoint model

Add TES O3 IRK (v33a)

Implemented observation operator for assimilation of TES O3 IRKs.

See benchmark results 33a_001 [1]

--Daven 19:03, 13 April 2012 (EDT)

Fix wet deposition adjoint (v33b)

The adjoint was not properly handling evaporation. This fix helps make the adjoint of species such as NH3 better in a few locations where adjoints were diverging from forward model sensitivities by up to 50%.

See benchmark results 33a_002 vs 33b_002 [2]

--Daven 12:51, 20 April 2012 (EDT)

Bug fixes in adjoint model

Outstanding issues not yet resolved in v33