Special Event Log
Party :Monarch
Seq#: 140
Survey: 9269
Dir: 107.2
Client :ExxonMobil
FSP :2001
Line : G03A1760A140
LSP :4019
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: W @ 10 Knots SEAS: 1.0 m. PITCH: 75%
EOL WEATHER: W @ 10 Knots SEAS: 1.0 m. PITCH: 75%
DUMMY FILES : N/A
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: 2040 = 2 Hz.
2041 = 8 Hz.
SPECIAL EVENTS:
** Cable 1 not used for coverage due to intermittent bird line leakage **
Bird 5-9 on Cable 7 were deep with max. depth at 12.0m
EXTERNAL NOISE FROM:
AHEAD : NIL
ASTERN: NIL
ABEAM : NIL
BAD BIRD DIs
C(1): ALL
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): 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:
C(1): 4.0 C(1): 2.9
C(2): 3.9 C(2): 2.4
C(3): 3.9 C(3): 2.4
C(4): 3.5 C(4): 2.0
C(5): 3.5 C(5): 2.0
C(6): 3.4 C(6): 1.9
C(7): 4.4 C(7): 2.6
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T10
P2 FILE USED: G03A1760A140.0.p294
NAVIGATION COMMENTS:
Dead at SOL
Float GPS: T7R01, T2R01
Acoustics: S3T01, S7T07
V1T01 Ranges poor/unuseable
Compasses: S2C1, S7C1
NAVIGATION ONLINE COMMENTS:
Strong southerly current @ SOL. Totally opposite from
the adjacent line (1.32 kts. @ 212 deg). Hole in Fars & Farmids @ SOL.
Leakage on strm 1. Not being used for coverage.
---------------NAVIGATION PROCESSING----------------
FSP: 2001
LSP: 4019
FEATHER ANGLES
MIN: -2.7
MAX: 23.5
PRIMARY NAVIGATION: Multifix 2 (vesref 3)
GYRO USED IN PROCESSING: spectra gyro 2
ACOUSTICS NOT USED: 51101, 52205, 52301, 52707
FANBEAM NOT USED:
GPS TARGETS NOT USED: 64201, 64701
COMPASSES NOT USED: 1201, 1701
SPECIAL COMMENTS:
Only cables 2 through 7 used in processing.
Poor acoustic ranges for Cable 4 front network.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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