Region: AtlN55

                                         vt15                    vt21                   vt21/vt15
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.59552     0.20034     0.56993     0.19610     0.95379     0.01715     0.99868     4.37276
                  Rrs_410     0.00348     0.00062     0.00373     0.00060     1.07389     0.02351     0.99378     6.71858
                  Rrs_443     0.00368     0.00044     0.00380     0.00043     1.03363     0.00908     0.99662     3.11810
                  Rrs_486     0.00350     0.00044     0.00356     0.00044     1.01780     0.00537     0.99907     1.67210
                  Rrs_551     0.00207     0.00050     0.00208     0.00050     1.00374     0.00543     0.99967     0.53963
                  Rrs_671     0.00030     0.00007     0.00030     0.00007     0.99681     0.01258     0.99926     0.30558
                  aot_862     0.09800     0.01964     0.09804     0.01970     1.00022     0.00121     0.99998     0.09176
                 angstrom     0.83134     0.27837     0.82792     0.27523     0.99702     0.00845     0.99974     0.64375
                  epsilon     1.06824     0.03095     1.06773     0.03067     0.99953     0.00050     0.99979     0.06205