Special Event Log
Party :Monarch
Seq#: 202
Survey: 9269
Dir: 107.2
Client :ExxonMobil
FSP :2290
Line : G03A2176M202
LSP :3610
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: SW @ 8 Knots SEAS: 2.5 m. PITCH: 75%
EOL WEATHER: SW @ 10 Knots SEAS: 2.5-2.8 m. PITCH: 79%
DUMMY FILES : 3-21
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: 1343,1344 = 2 Hz.
1345 = 8 Hz.
SPECIAL EVENTS: Infill / DNP - Line Rejected
Traces 1-160 Edited on cable 1 d/t depth (lost Techno Float)
Streamer depths erratic d/t sea state
Gun depth unstable d/t sea state.
Swell noise visible.
Cable 7 occassionally going deep.(3 to 4 birds affected by vane wash)
SP's 3065-3171 No coverage required
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): 14 polling disabled
C(6): NIL
C(7): 1 dead
BAD GUN DIs
GS(1): NIL
GS(2): 202
GS(3): NIL
GS(4): NIL
GS(5): NIL
GS(6): 608
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): 7.3 C(1): 5.5
C(2): 6.1 C(2): 5.0
C(3): 6.0 C(3): 4.6
C(4): 4.7 C(4): 6.0
C(5): 4.8 C(5): 5.9
C(6): 5.8 C(6): 5.2
C(7): 6.2 C(7): 4.6
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T14
P2 FILE USED: G03A2176M202.0.p294
NAVIGATION COMMENTS:
Dead at SOL
Float GPS: T2R01, T5R01, T7R01
Acoustics: S3T01, S7T07
Compasses: S2C1, S7C1, S5C14
NAVIGATION ONLINE COMMENTS:
Front of Streamer #1 deep D/T Lack of Flotation.
SP 3065-3171 NTBP Was Previously Aquired.
---------------NAVIGATION PROCESSING----------------
FSP:2290
LSP:3610
FEATHER ANGLES
MIN:-3.6
MAX:14.0
PRIMARY NAVIGATION:
GYRO USED IN PROCESSING:
ACOUSTICS NOT USED:52301 52707
GPS TARGETS NOT USED:64201 64501 64701 63103 63107
COMPASSES NOT USED:1101 1201 1514 1701
SPECIAL COMMENTS:
DNP d/t noise.
Gunstrings #2 & #4 out d/t dropouts & erratic data.
Cable DI out: 1701 1514 1201
Multifix 4 interpolated for shots 3403-3426 for comparisons.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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