U.S. Geological Survey Data Series 311
Sample
Frequency (kHz) |
Record
Length (ms) |
Shot
Rate (s) |
Shot
Spacing* (m) |
Navigation
System |
Navigation
Receiver Accuracy (m) |
Navigation Fix
Interval (s) |
---|---|---|---|---|---|---|
25
|
50
|
0.250
|
0.386 - 0.514
|
DGPS
|
0.020
|
1
|
*Shot spacing is approximate and based on survey speeds of 3-4 knots.