Survey name | Type | Altitude | Spacing | Flight line distance |
---|---|---|---|---|
Llano | M/R-D | 121.9 m | 4.80 km | 5,182 km |
San Antonio | M/R-D | 121.9 m | 4.80 km | 5,589 km |
Texas Coastal Plain '56 | M-Dz | 152.4 m above ground | 1.60 km | 20,317 km |
Killeen ARMS (Llano Up.) | M-Dz | 152.4 m above ground | 1.60 km | 3,862 km |
Northwest San Antonio | M-Dz | 853.4 m (barometer) | 2.00 km | 13,703 km |