Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Fremont | M/R-D | 121.9 m | 4.80 km | 4,546 km |
Nebraska South '63 | M-A | 304.8 m above ground | 3.20 km | 5,544 km |
Ashland 2007 | M/EM-D | 30 m above ground | 0.27 km | 361 km |
Swedeburg | M/EM-D | 40 m above ground | 0.28 km | 272 km |