USGS
Navigation
Seismic Shot Navigation

Raw DGPS Navigation

The directory rawnav contains the Raw DGPS Navigation collected using a differential GPS system (Ashtech). WARNING: These data have not been checked for errors. Use with caution.

Seismic Shot Navigation

The navigation is stored in ASCII files using eight fields separated by commas. These files are located in the shotnav subdirectory under the nav directory.
  • Field 1: UTM Zone 18 Easting
  • Field 2: UTM Zone 18 Northing
  • Field 3: Line Number
  • Field 4: Shot Number
  • Field 5: Longitude
  • Field 6: Latitude
  • Field 7: Year
  • Field 8: Julian Day:Hr:Min:Sec
Shotpoint Navigation Files (ASCII):
Full Extent of Water Gun Survey Area

Shotpoint Maps:
Full Extent of Water Gun Survey

Shotpoint SEG-P1 Files:

Full Extent of Water Gun Survey Area