Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Marion | M/R-D | 121.9 m | 9.60 km | 2,697 km |
Columbus ARMS | M-Dz | 152.4 m above ground | 1.60 km | 18,909 km |
Northern Ohio West | M-D | 548.6 m (barometer) | 2.40 km | 9,503 km |
Northern Ohio East | M-D | 548.6 m (barometer) | 3.20 km | 7,330 km |