Region: PacS15

                                         vt21                    vt22                   vt22/vt21
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.05891     0.01407     0.06254     0.01366     1.06671     0.03306     0.99190     5.79669
                  Rrs_410     0.01501     0.00141     0.01455     0.00129     0.97019     0.01787     0.96207     2.89174
                  Rrs_443     0.01087     0.00091     0.01053     0.00083     0.96856     0.01359     0.97433     3.17089
                  Rrs_486     0.00714     0.00036     0.00696     0.00035     0.97522     0.00834     0.97214     2.91044
                  Rrs_551     0.00169     0.00011     0.00168     0.00011     0.99495     0.01119     0.97107     1.20325
                  Rrs_671     0.00020     0.00003     0.00020     0.00003     1.00719     0.01980     0.98125     1.13161
                  aot_862     0.08989     0.01614     0.08882     0.01585     0.98822     0.00637     0.99872     1.06413
                 angstrom     0.56939     0.14638     0.56565     0.14920     0.99728     0.08688     0.89391     7.53900
                  epsilon     1.04046     0.01950     1.04031     0.02007     0.99986     0.00517     0.92757     0.44765