Special Event Log
Party :Monarch
Seq#: 9
Survey: 9269
Dir: 107.1
Client :ExxonMobil
FSP :2622
Line : G03A1488A009
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: E @ 10 Knots SEAS: 1 m. PITCH: 74%
EOL WEATHER: NE @ 20 Knots SEAS: 1.5 m. PITCH: 75%
DUMMY FILES : 3-81
BOL NOISE FILE: 2 = 2 Hz.
3 = 8 Hz.
EOL NOISE FILE: 1478 = 2 Hz.
1479 = 8 Hz.
SPECIAL EVENTS: **LAST GOOD SHOTPOINT 3400 D/T SWELL**
Occasional Swell Bursts on Random Traces incresing during line.
Cable 6 Birds 8,9,10 deep last 20 Sp's (11-12m).
LGSP 3400 due Swell and Compass Data.
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): NIL
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: (SWELL BURSTS)
C(1): 4.2 C(1): 2.7
C(2): 4.3 C(2): 4.8
C(3): 4.0 C(3): 9.0
C(4): 4.0 C(4): 4.3
C(5): 4.2 C(5): 4.6
C(6): 4.1 C(6): 5.4
C(7): 4.4 C(7): 12.1
C(8): 4.0 C(8): 3.8
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T01
P2 FILE USED: G03A1488009.0.p294
NAVIGATION COMMENTS:
See Nav Log
---------------NAVIGATION PROCESSING----------------
FSP:2622
LSP:3400
FEATHER ANGLES
MIN:-5.1
MAX:7.1
PRIMARY NAVIGATION:POSNET_1 ( VESREF 1 )
GYRO USED IN PROCESSING:Gyro 2
ACOUSTICS NOT USED:51101 53102 52203 52703 52704
FANBEAM NOT USED:
GPS TARGETS NOT USED:64501
COMPASSES NOT USED:1201 1419 1801
SPECIAL COMMENTS:
Shots 3401-4019 DNP d/t weather.
Multifix 1 & 2 erratic. Compasses noisy last third of line.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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