Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Forsyth | M/R-D | 121.9 m | 9.60 km | 2,504 km |
Hardin | M/R-D | 121.9 m | 9.60 km | 2,537 km |
Powder River Basin | M-D | 121.9 m above ground | 9.60 km | 9,948 km |
Powder River R&D | M/R-D | 121.9 m above ground | 9.60 km | 2,446 km |