Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Harrison | M/R-D | 121.9 m | 9.60 km | 2,911 km |
Harrison '87 | M-D | 152.4 m above ground | 0.74 km | 9,937 km |
Northwest Arkansas | M/R-D | 167 m above ground | 0.20 km | 67,614 km |
Russellville | M/R-D | 121.9 m | 9.60 km | 2,951 km |