Special Event Log
Party :Monarch
Seq#: 82
Survey: 9269
Dir: 107.2
Client :ExxonMobil
FSP :2001
Line : G03A2144A082
LSP :3293
Comments
GENERAL SURVEY PARAMETERS: Gippsland Basin
RECORDING SYSTEM : MSX / CRS
STREAMERS : 7 X 5000 METERS
STREAMER SEPARATION: 100 METERS
TOTAL CHANNELS : 2800
RECORDING FILTERS
LOW CUT : 2 Hz/12 dB per oct.
HIGH CUT : 206 Hz/264 dB per oct.
STREAMER DEPTH : 9 METERS
RECORD LENGTH : 6.5 SECONDS
SHOT POINT INTERVAL: 18.75 METERS
GROUP INTERVAL : 12.5 METERS
SOURCE DEPTH : 8 METERS (DI s ARE 1 METER ABOVE THE GUN)
SOURCE VOLUME : 3000 CUBIC INCHES X 2
SOURCE SEPARATION : 50 METERS
CENTER OF SOURCE TO CABLE REFERENCE POINT: 126 METERS
CENTER OF SOURCE TO CABLE LAST GROUP : 5102 METERS
---------------------------------------------------------------
BOL WEATHER: NE @ 25 Knots SEAS: 3.0 m. PITCH: 75%
EOL WEATHER: XX @ XX Knots SEAS: XX m. PITCH: XX%
DUMMY FILES :
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: XX = 2 Hz.
XX = 8 Hz.
SPECIAL EVENTS:
*BIRD XYZ; X:Streamer number & YZ:Bird number
Birds 412 to 419 out of spec (shallow) SP 2490 to 2635
Birds 806 to 810 unstable throughout line.
LINE D.N.P. DUE TO THE WEATHER.
Sea noise breakout from BOL to EOL.
EXTERNAL NOISE FROM:
AHEAD :
ASTERN: NIL
ABEAM : NIL
BAD BIRD DIs
C(1): 7
C(2): 1 dead
C(3): NIL
C(4): 12 D.I. 14 dead
C(5): 02 shallow, 18 D.I.
C(6): 7
C(7): 1 dead
BAD GUN DIs
GS(1): NIL
GS(2): NIL
GS(3): NIL
GS(4): NIL
GS(5): NIL
GS(6): NIL
GS(7): NIL
GS(8): NIL
BAD GUN PIs
GS(1): NIL
GS(2): NIL
GS(3): NIL
GS(4): NIL
GS(5): NIL
GS(6): NIL
GS(7): 706 giving false readings.
GS(8): NIL
BOL NOISE: EOL NOISE:
C(1): 3.2 C(1): X
C(2): 3.3 C(2): X
C(3): 4.6 C(3): X
C(4): 3.8 C(4): X
C(5): 3.1 C(5): X
C(6): 2.8 C(6): X
C(7): 2.6 C(7): X
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T08
P2 FILE USED:G03A2144A082.0.p294
NAVIGATION COMMENTS: Separation low at start of line (540m stmr 40m guns) d/t stong following current
---------------NAVIGATION PROCESSING----------------
FSP:
LSP:
FEATHER ANGLES
MIN:
MAX:
PRIMARY NAVIGATION:
GYRO USED IN PROCESSING:
ACOUSTICS NOT USED:
FANBEAM NOT USED:
GPS TARGETS NOT USED:
COMPASSES NOT USED:
SPECIAL COMMENTS:
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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