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

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$partialdiff sub Y$ detrended-bfl $partialdiff sub X$ [ WORLDBATH432 bath ]

Longitude grid: /X (degree_east) periodic [ (0.4166667E) (0.4166667E) (1.25E) ... (1.25W)] N= 432 pts :grid
Latitude grid: /Y (degree_north) ordered (89.16667N) to (89.16667S) by 0.8333334 N= 215 pts :grid

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CPTv10+

Older CPT