Special Event Log
Party :Monarch
Seq#: 25
Survey: 9269
Dir: 107.1
Client :ExxonMobil
FSP :2622
Line : G03A1376A025
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 @ 24 Knots SEAS: 2.5 m. PITCH: 78%
EOL WEATHER: E @ 30 Knots SEAS: 2.5 m. PITCH: 80%
DUMMY FILES : 3, 38-116
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: 1515 = 2 Hz.
1516 = 8 Hz.
SPECIAL EVENTS:
Swell Bursts on Random Traces.
Birds 5-9 on Cables 1 & 8 going out of spec during coverage adjustment move's.
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:
C(1): 3.4 C(1): 4.1
C(2): 3.4 C(2): 3.9
C(3): 3.3 C(3): 4.1
C(4): 3.5 C(4): 3.7
C(5): 4.2 C(5): 5.1
C(6): 3.4 C(6): 4.0
C(7): 3.9 C(7): 4.8
C(8): 3.6 C(8): 6.0
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T01
P2 FILE USED: G03A1376A025.0.p294
NAVIGATION COMMENTS:
See Nav Log
---------------NAVIGATION PROCESSING----------------
FSP:2622
LSP:4019
FEATHER ANGLES
MIN:3.3
MAX:7.6
PRIMARY NAVIGATION: POSNET_1 ( VESREF 1 )
High PDOP for all systems.
GYRO USED IN PROCESSING:Gyro 2
ACOUSTICS NOT USED:51101 53102 52203 52507 52703 52704
FANBEAM NOT USED:
GPS TARGETS NOT USED:64101 64501
COMPASSES NOT USED:1201. All compasses noisy for line.
SPECIAL COMMENTS:
Cable DI's 1103-1110 & 1804-1810 erratic for line.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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