Special Event Log
Party :Monarch
Seq#: 100
Survey: 9269
Dir: 287
Client :ExxonMobil
FSP :3886
Line : G03A2240A100
LSP :1868
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: SE @ 10 Knots SEAS: 1.0 m. PITCH: 75%
EOL WEATHER: SE @ 10 Knots SEAS: 1.0 m. PITCH: 75%
DUMMY FILES : 1
BOL NOISE FILE: 2 = 2 Hz.
3 = 8 Hz.
EOL NOISE FILE: 1025 = 2 Hz.
1026 = 8 Hz.
SPECIAL EVENTS:
SP 3526 Last SP before whale sighting.
Guns offline from SP 3525-2466
SP 2465 first good SP after whale sighting.
Cable #6 powered tripped off on SPs 2393-2375.
EXTERNAL NOISE FROM:
AHEAD : NIL
ASTERN: NIL
ABEAM : NIL
BAD BIRD DIs
C(1): NIL
C(2): 1 dead
C(3): NIL
C(4): NIL
C(5): NIL
C(6): NIL
C(7): 1 dead
BAD GUN DIs
GS(1): NIL
GS(2): 201 disabled
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:
C(1): 4.3 C(1): 3.5
C(2): 3.6 C(2): 2.8
C(3): 3.4 C(3): 2.6
C(4): 3.4 C(4): 2.3
C(5): 3.0 C(5): 2.0
C(6): 3.4 C(6): 2.0
C(7): 3.9 C(7): 2.0
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T08
P2 FILE USED: G03A2240A100.0.p294
NAVIGATION COMMENTS:
Dead at SOL
Float GPS: T7R01
Acoustics: S2T03, S3T01, S7T07
V1T01 Ranges poor/unuseable
Compasses: S2C1, S7C1
NAVIGATION ONLINE COMMENTS:
Shutdown guns at LGSP of 3526. And start again around
06:51 having a FGSP of 2465.At SP's 2393-2375, cable 6
was powered off.
---------------NAVIGATION PROCESSING----------------
FSP: 3886
LSP: 1868
FEATHER ANGLES
MIN: -16.0
MAX: 13.6
PRIMARY NAVIGATION: Multifix 2 ( Vesref 3 ).
GYRO USED IN PROCESSING: Gyro 2.
ACOUSTICS NOT USED: 51101,52303,52301,52707.
FANBEAM NOT USED:
GPS TARGETS NOT USED: 64701.
COMPASSES NOT USED: 1201,1701.
SPECIAL COMMENTS:
Seismic gap d/t whales sp 3525-2466.SP 's 3386 - 3369 missed d/t new spectra configuration downloaded.
Cable DI's Out: 1201,1701.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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