Accessing data using CPT (ingrid imposes a limit of 3999 points in the degrees-east grid)

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$integral dIWMO$ $partialdiff sub IWMO$ [ NOAA NCEP CPC GSOD MONTHLY lat ]

IWMO grid: /IWMO (ids) unordered [ (0G) (10060) (ion) ... (6V1)] N= 10493 pts :grid

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CPTv10+