$partialdiff sub Y$ detrended-bfl [ WORLDBATH bath ]
| Longitude | grid: /X (degree_east) periodic (0.08333334E) to (3.0517578E-05E) by 0.08333334 N= 4320 pts :grid |
|---|---|
| Latitude | grid: /Y (degree_north) ordered (89.91667N) to (89.91667S) by 0.08333334 N= 2159 pts :grid |