U.S. Geological Survey Data Series 254
Sample
Frequency (kHz) |
Record
Length (ms) |
Shot
Rate (s) |
Shot
Spacing* (m) |
Navigation
System |
Navigation
Receiver Accuracy (m) |
Navigation Fix
Interval (s) |
---|---|---|---|---|---|---|
25
|
99
|
0.250
|
0.533
|
WAAS DGPS
|
1-3
|
1
|
*Shot spacing is approximate.