root mean sq $partialdiff sub X$ [ NOAA NCEP CPC FEWS Africa TEN-DAY RFEv2 est_prcp ]
| Longitude | grid: /X (degree_east) ordered (19.95W) to (54.95E) by 0.1 N= 750 pts :grid |
|---|---|
| Latitude | grid: /Y (degree_north) ordered (40N) to (40S) by 0.1 N= 801 pts :grid |