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MGAP CPT[Forecast PredErrorVars hindcast_date InputObs CFSv2_AtlPac_sst CrossValHind PearsonR target_date ]
grid: /T2 (months since 1960-01-01) ordered (1980) to (2011) by 12.0 N= 32 pts :grid
grid: /T (months since 01-Jan) ordered (Sep) to (Nov) by 1.0 N= 3 pts :grid
grid: /L (months) ordered (2.5 months) to (4.5 months) by 1.0 N= 3 pts :grid
mean [ MGAP CPT hindcast_date ][ T2 L |]

CPTv10+ files for mean [ MGAP CPT hindcast_date ]