Region: PacS25

                                         vt21                    vt23                   vt23/vt21
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.03344     0.01094     0.03564     0.01148     1.06819     0.03969     0.98991     7.28770
                  Rrs_410     0.01601     0.00250     0.01554     0.00246     0.97041     0.01941     0.98430     2.55122
                  Rrs_443     0.01191     0.00149     0.01154     0.00146     0.96919     0.01506     0.98497     2.89562
                  Rrs_486     0.00722     0.00058     0.00704     0.00059     0.97474     0.01045     0.98445     2.86936
                  Rrs_551     0.00148     0.00011     0.00147     0.00011     0.99212     0.01802     0.94318     1.95871
                  Rrs_671     0.00014     0.00002     0.00014     0.00002     0.99030     0.04409     0.93117     4.32551
                  aot_862     0.08456     0.01604     0.08428     0.01601     0.99666     0.00522     0.99924     0.29799
                 angstrom     0.62878     0.16015     0.62143     0.15169     0.99523     0.06488     0.93666     4.05413
                  epsilon     1.04317     0.01676     1.04232     0.01642     0.99920     0.00470     0.91368     0.31388