Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Charlotte | M/R-D | 121.9 m | 4.80 km | 4,990 km |
Winston-Salem | M-Dz | 609.6 m (barometer) | 1.60 km | 8,207 km |
North-central N.C. | M-D | 152.4 m above ground | 1.60 km | 10,029 km |
West Charlotte | M-D | 152.4 m above ground | 1.60 km | 5,536 km |
Winston Salem | M/R-D | 121.9 m | 4.80 km | 5,122 km |