Special Event Log
Party :Monarch
Seq#: 21
Survey: 9269
Dir: 107.1
Client :ExxonMobil
FSP :2622
Line : G03A1392A021
LSP :4019
Comments
GENERAL SURVEY PARAMETERS: Gippsland Basin
RECORDING SYSTEM : MSX / CRS
STREAMERS : 8 X 5000 METERS
STREAMER SEPARATION: 100 METERS
TOTAL CHANNELS : 3200
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: 206 METERS
CENTER OF SOURCE TO CABLE LAST GROUP : 5182 METERS
---------------------------------------------------------------
BOL WEATHER: ESE @ 16 Knots SEAS: 1 m. PITCH: 83%
EOL WEATHER: ESE @ 16 Knots SEAS: 1.5 m. PITCH: 80%
DUMMY FILES : 3-64
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: 1463 = 2 Hz.
1464 = 8 Hz.
SPECIAL EVENTS:
Gun 501 Disabled at Sp 2646
Gun 101 Disabled at Sp 3221 (Deep 9.1m)
Gun 102 Disabled at Sp 3241 (Deep 9.1m)
High ambient noise at EOL no obvious source.
EXTERNAL NOISE FROM:
AHEAD : NIL
ASTERN: NIL
ABEAM : NIL
BAD BIRD DIs
C(1): NIL
C(2): NIL
C(3): NIL
C(4): 02
C(5): NIL
C(6): 02 Reading Shallow
C(7): NIL
C(8): NIL
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): NIL
GS(8): NIL
BOL NOISE: EOL NOISE: (High Ambien noise)
C(1): 2.3 C(1): 6.3
C(2): 2.5 C(2): 6.2
C(3): 2.1 C(3): 5.6
C(4): 2.2 C(4): 5.7
C(5): 2.4 C(5): 6.2
C(6): 2.5 C(6): 5.8
C(7): 2.5 C(7): 6.5
C(8): 2.4 C(8): 6.3
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: Go3A-P294-T01
P2 FILE USED: G03A1392A021.0.p294
NAVIGATION COMMENTS:
See Nav Log
---------------NAVIGATION PROCESSING----------------
FSP:2622
LSP:4019
FEATHER ANGLES
MIN:-3.8
MAX:5.3
PRIMARY NAVIGATION:MFIX_2_Optus ( VESREF 3 )
GYRO USED IN PROCESSING:Gyro 2
ACOUSTICS NOT USED:51101 53102 52203 52507 52703 52704
Starboard side gunstring to cable acoustics weak at SOL d/t fast cross movement.
FANBEAM NOT USED:
GPS TARGETS NOT USED:64101 64501
COMPASSES NOT USED: 1201 1801
SPECIAL COMMENTS:
Cable DI out: 1602 1402 1821
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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