Region: AerMidway

                                     st83                  at63             at63/st83         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.09262     0.05183     0.08699     0.04744     0.95073     0.16386
                  Rrs_412     0.01074     0.00294     0.01077     0.00323     0.99565     0.08680
                  Rrs_443     0.00858     0.00180     0.00851     0.00207     0.98590     0.07885
          Rrs_490,Rrs_488     0.00582     0.00069     0.00594     0.00089     1.01721     0.06781
          Rrs_510,Rrs_531     0.00332     0.00032     0.00225     0.00025     0.67838     0.06055
          Rrs_555,Rrs_547     0.00153     0.00022     0.00164     0.00021     1.07621     0.13920
          Rrs_670,Rrs_667     0.00021     0.00008     0.00016     0.00005     0.81431     0.35035
          Rrs_670,Rrs_678     0.00021     0.00008     0.00017     0.00005     0.84924     0.35377
          aot_865,aot_869     0.07332     0.03407     0.08954     0.03225     1.40344     0.70499
                 angstrom     0.83628     0.36352     0.70117     0.35490     1.08573     1.31029