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Data Series 856

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Acquisition Parameters

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Table 1. 12BIM03 chirp data acquisition parameters.

Sample
Frequency
(kHz)
 Frequency
Range
(kHz)
Record
Length
(ms)
Shot
Rate
(s)
Shot
Spacing*
(m)
Navigation
System
Navigation
Receiver
Accuracy
(m)
 Navigation
Fix
Interval
(s)
43
 4 -20
30
0.250
0.450
OmniSTAR HP DGPS
0.20
 1

*Shot spacing was highly variable and based on a survey speed of approximately 3.5 knots.

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