19-Jul-2006 heimbach@mit.edu

Gradient checks for 10 timesteps:

• 1. i j k ADJ-TAF FIN.DIFF. 1-FIN.DIFF./ADJ-TAF
• ADJ-OPENAD 1-FIN.DIFF./ADJ-OPENAD

43 2 1 -.128160793E-02 -.128137693E-02 0.180249002E-03

-.128137717E-02 0.187298482E-06

44 2 1 -.153620861E-02 -.153645379E-02 -.159600563E-03

-.153645402E-02  .149695335E-06

(see also output_tlm.txt for tangent linear gradient checks)

Summary for 500 timesteps run:

1. TAF OpenAD ------------------------------

exec. size: 88MB 44MB (based on same nchklev_1) run time: 30.5sec 434.sec (based on ALL, without grdchk)

gradients:

i    j    k         ADJ-TAF      FIN.DIFF.     1-FIN.DIFF./ADJ-TAF

• ADJ-OPENAD 1-FIN.DIFF./ADJ-OPENAD
  
  43 2 1 0.116866710E-04 0.117749266E-04 -.755181911E-02 0.117749251E-04 -.127389345E-06
  
  44 2 1 0.928106560E-05 0.935664840E-05 -.814376283E-02 0.935664688E-05 -.162451358E-06
  
  45 2 1 0.377254744E-05 0.381944022E-05 -.124300040E-01 0.381943873E-05 -.390109674E-06
  
  46 2 1 -.141894966E-05 -.139456419E-05 0.171855825E-01 -.139456553E-05 0.960872738E-06