COCORP Oklahoma OKLAHOMA

Start Date 1 End Date 3/28/79 Date of Startup 4/5/79
Contractor 3/26/79 Crew Number GEOSOURCE
COCORP Honcho 68.1 BREWER
Startup Supervisor 6834 BREWER Surface Coverage Mkm


PARAMETERS

Recording System MDS-10 No. of Channels 96 Geophone Group Spacing 100.6m Source Spacing 301.8m Source/Nearest Receiver Offset 2stations
Push/Pull PULL Offend of Split OFFEND Noise Reject YES Vibrator Power 16 Stacking Fold 18
Sampling Interval 4 Antialias Filter 62.5hz Sweep Freq. Start 8hz Sweep Freq. End 40hz Sweep Duration 22seconds
Total Record Time 42seconds Correlated Record Length 20seconds Upsweep or Downsweep UP Number of Sweeps per VP ETL-EV Notch Filter WABCOhz


Geophone Array

Geophone Type 22B Natural Frequency of Geophone 7.5hz Number of Geophones per Station 24
Spacing Between Geophone Elements 8.4m Weighting Scheme lllll2222222lllll Total Geophone Array Length 150.9


Source Array

Vibrator Type "4
Primary Array
No. of VibratorsY1100, Spacing Between Vibrators 1 m Source Moveup Between Sweeps WABCO m
1st Vibrator starts (relative to the flag) Y900" m Array Source Array Length 5 m
Backup Array
No. of Vibrators 1 Spacing Between Vibrators 0.3 m Source Moveup Between Sweeps -0.3 m
1st Vibrator starts (relative to the flag) 8.5 m Array Source Array Length 4 m