| Map Name | type | detail (meters) | dist to center (mi) | hcentered(%) | vcentered (%) | "quality" | display map |
| Relief World Map | 0 | 5000 | Click here | ||||
| APRSworld | APRSworld | 4 | 0 | 5 | Click here | ||
| chicago.pdb | PocketAPRS | 10 | 22.7 | 14.0 | 80.2 | 812 | Click here |
| ilcookco.mp | APRSdos | 23 | 23.3 | 52.1 | 86.8 | 1412 | Click here |
| ilneast.mp | APRSdos | 29 | 17.3 | 42.9 | 44.9 | 1418 | Click here |
| ilnorth.mp | APRSdos | 64 | 49.7 | 63.4 | 50.7 | 1205 | Click here |
| iailinmo.mp | APRSdos | 221 | 114.5 | 54.7 | 16.8 | 1909 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 48.5 | 37.0 | 59.0 | 1090 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 37.6 | 0.4 | 50.3 | 1003 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 602.7 | 18.5 | 28.0 | 1003 | Click here |
| usa.pdb | PocketAPRS | 500 | 602.7 | 18.5 | 28.0 | 1003 | Click here |
| usa.mp | APRSdos | 1429 | 411.0 | 31.2 | 6.6 | 1932 | Click here |
| world.mp | APRSdos | 6429 | 4650.5 | 68.5 | 23.3 | 7617 | Click here |
| world.pdb | PocketAPRS | 20480 | 5326.4 | 48.9 | 51.0 | 20990 | Click here |