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Open-File Report 03-497

ACQUISITION PARAMETERS

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Table 1: Acquisition Parameters

Cruise ID

Power Level

(J)

Sample Frequency

(kHz)

Record Length

(ms)

Shot Rate

(s)

Shot Spacing*

(m)

Navigation
System**

Fix
Interval
(s)

94GFP01

unknown

10-12

100

0.25

0.5
DGPS
60

95GFP01

65

12

100

0.25

0.5
DGPS
60

96GFP01

135

16

100

0.25

0.5
GPS
60

97GFP01

105 or 208

12

100

0.25

0.5
GPS
2

98GFP02

100

12

100

0.25

0.5
GPS
2

*Shot spacing is approximate and based on survey speeds of 3.5 - 4 knots.
**Accuracy of all receivers used is within 15 m.


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