Work in Progress
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These files represent research in progress and may not be the latest version.
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NEW RESULTS
 Ekman and equatoriallymodified Ekman theory analysis (see Wittenberg 2002; Perez and Kessler 2007 draft)
 Why would you expect Southeast Trades to produce stronger tropical circulation cell north of the equator?
 QuikSCAT climatological wind stress, Ekman transports, and equatoriallymodified Ekman transports with rs=1/(2 day) along 140W Figure
 QuikSCAT climatological wind stress, Ekman meridional transport and vertical velocity, and equatoriallymodified Ekman V,w with rs=1/(2 day) along 140W Figure
 QuikSCAT climatological wind stress, contribution to vertical velocity from Ekman dU/dx, dV/dy, contribution to vertical velocity from equatorially modified Ekman dU/dx,dV,dy Figure
 How does MOM4 lapaclian seasonal cycle compare?
 Wind stress, eqmodified Ekman transports, 60m depth integrated U,V from model along 140W Figure
 What if I apply a 60day lowpass filter? Figure
 What if I subtract geostrophic U,V in upper 60m? Figure
 Wind stress, eqmodified Ekman V,w, 60m depth integrated V, w(60m) from model along 140W Figure
 What if I apply a 60day lowpass filter? Figure
 What if I subtract geostrophic V,w in upper 60m? Figure
 Comparison of extrema in Vek (black line) based on winds and Vageostrophic (blue line) from the model and w along equator
 Comparison of minima in w_ek (black line) based on winds and w_ageostrophic (blue line) from the model
 1/r_s (blue line) computed by minimizing the difference between Vek and Vageostrophic
 1/r_s (blue line) computed by minimizing the difference between w_ek and w_ageostrophic
 Same as f. except using optimal 1/r_s for V and 1/r_s for w Figure
 Same as g. except using optimal 1/r_s for V and 1/r_s for w Figure
 Same as h. except using optimal 1/r_s for V and 1/r_s for w Figure
 What does stratification look like? How is r_s related to stratification?

SST 
(60day lowpass)

d(SST)/dy (cold front) 
(60day lowpass)

dT/dz at 60m 
(60day lowpass)

MLD 
(60day lowpass)
SLIGHTLY OLDER RESULTS

Aug 2007 Comparison of NCAR and Laplacian viscosity run TIWs (repeatability, spatiotemporal structure) and mean circulation. Comparison of nonlinear momentum terms that affect VVgVe.

Jun 2007 Comparison of NCAR and Laplacian viscosity and impact on circulation and TIWs before new spinup

May 2007 Nonlinear advective terms and relation to UUg and VVgVe; Comparison of A. Wittenberg Ekman transport and traditional Ekman transport

Apr/May 2007 Seasonal cycle studies: Comparison of u,v,w with obs, study of TIWs in box/rectification/temperature fluxes; 3D Streamline tests

March 2007 Spinup/spin down figures when TIWs are weak

February 2007 Ekman, geostrophic analysis of WAN/STAN runs  investigate noise in 10% runs  analysis of seasonal cyclce

January 2007 More figures of WAN, STAN, SEAS runs. Asymmetry, nonlinearity, EOF analysis. (***Found problem in model spatiotemporal interpolation of winds and need to rerun key runs.)

November 2006 MOM4 spinup convergence figures and preliminary figures of WAN, STAN, SEAS runs. Link to Fall AGU Poster.

October 2006 Development of MOM4 Climatological Run. Testing of different fluxes.

AugustSeptember 2006 Analysis of Risien et al. (in preparation, 2006) QuikSCAT Climatology and some early MOM4 test experiments.

July 2006 Results from year 20 of Poseidon Run #28 (reduced gravity, 20 layers) and preliminary PUMP sampling analysis, influence of background dissipation rate (Runs #23, 24, 29, and 30) on equatorial circulation.

June 2006 Setup of model topography for MOM4 and Results from 19year spinup of Poseidon Run #28 (reduced gravity, 20 layers)

AprilMay 2006 Comparison of Poseidon Run #19, 23, 24, 25 (reduced gravity, 20 layers)

March 2006 Analysis of QuikSCAT (and CORE) wind stress curl and divergence

JanFeb 2006 Test runs of the Poseidon model in tropical Pacific (baroclinic version, 34 layers)
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Reorganized: 21 September 2007