Special Event Log
Party :Monarch
Seq#: 208
Survey: 9269
Dir: 287
Client :ExxonMobil
FSP :2437
Line : G03A2000N208
LSP :1968
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: SSW @ 6 Knots SEAS: 1 m. PITCH: 78%
EOL WEATHER: SSW @ 6 Knots SEAS: 1 m. PITCH: 78%
DUMMY FILES : 1,4-22
BOL NOISE FILE: 2 = 2 Hz.
3 = 8 Hz.
EOL NOISE FILE: 493 = 2 Hz.
494 = 8 Hz.
SPECIAL EVENTS:
Lost first three shots d/t RTNU-SSS com problem. FGSP 2426
Swell noise visible
Streamer #7 - birds 4-8 occassionally deep d/t vane wash.
Traces 1-160 Edited on cable 1 d/t depth (lost Techno Float)
Ship Noise SP's: BOL-2225
EXTERNAL NOISE FROM: Ship passing ahead
AHEAD : 5-10uBar
ASTERN: NIL
ABEAM : NIL
BAD BIRD DIs
C(1): NIL
C(2): 1 dead
C(3): 15 DI
C(4): NIL
C(5): NIL
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): 7.0 C(1): 7.1
C(2): 6.2 C(2): 6.0
C(3): 6.1 C(3): 6.7
C(4): 5.4 C(4): 7.4
C(5): 7.3 C(5): 7.5
C(6): 7.4 C(6): 6.0
C(7): 7.1 C(7): 7.3
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T16
P2 FILE USED: G03A2000N208.0.p294
NAVIGATION COMMENTS:
Dead at SOL
Float GPS: T2R01,T4R01,T5R01,T7R01
Acoustics: S3T01, S7T07
Compasses: S2C1, S7C1
NAVIGATION ONLINE COMMENTS:
---------------NAVIGATION PROCESSING----------------
FSP:2426
LSP:1968
FEATHER ANGLES
MIN:2.5
MAX:-3.3
PRIMARY NAVIGATION:MFIX_2_Optus ( VESREF 3 )
GYRO USED IN PROCESSING:Gyro 2
ACOUSTICS NOT USED:52301 52707
GPS TARGETS NOT USED:64201 64401 64501 64701 63107
COMPASSES NOT USED:1101 1201 1701
SPECIAL COMMENTS:
First good shotpoint 2426 due to RTNU lockup.
PosNet gyro deselected, no data.
Cable DI out: 1701 1315 1201
Cable 1 DI's 1101-1112 deep due to no techno float.
DI's 1705-1711 and 1721 erratic.
DOP spike on PosNet 2.
TriNav GPS bad during line.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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