COCORP Montana 10 Recording Parameters

COCORP Montana 10
Start Date	8/9/90	End Date	8/16/90	Date of Startup	8/9/90
Contractor	Amoco/Grant-Norpac	Crew Number 45

COCORP Honcho	Doug Nelson	Startup Supervisor	Doug Nelson	Surface Coverage	66.3 km
PARAMETERS
Recording System	SGR4	No. of Channels	Around 500	Geophone Group Spacing	50 m	Source Spacing	100 m	Source/Nearest Receiver Offset	0
Push/Pull	Shot Through the Spread	Offend of Split	Split	Noise Reject		Vibrator Power	100%	Stacking Fold
Sampling Interval	4 ms	Antialias Filter		Sweep Freq. Start	10	Sweep Freq. End	56	Sweep Duration	30
Total Record Time	50	Correlated Record Length	20 sec	Upsweep or Downsweep	Upsweep	Number of Sweeps per VP	16	Notch Filter	Out
Geophone Array
Geophone Type	SM-7	Natural Frequency of Geophone			Number of Geophones per Station
Spacing Between Geophone Elements			Weighting Scheme		Total Geophone Array Length			Linear
Source Array
Vibrator Type	#18 P.W.
Primary Array
No. of Vibrators	8		Spacing Between Vibrators		Bumper to Bumper m		Source Moveup Between Sweeps		m
	1st Vibrator starts (relative to the flag)				m		Array Source Array Length		m
Backup Array
No. of Vibrators			Spacing Between Vibrators		m		Source Moveup Between Sweeps		m
	1st Vibrator starts (relative to the flag)				m		Array Source Array Length		m

COCORP Montana 10