Special Event Log
Party :Monarch
Seq#: 184
Survey: 9269
Dir: 107.2
Client :ExxonMobil
FSP :2001
Line : G03A2016A184
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: ESE @ 8 Knots SEAS: 0.5 m. PITCH: 65%
EOL WEATHER: E @ 25 Knots SEAS: 1.5 - 2 m. PITCH: 80%
DUMMY FILES : 3-72
BOL NOISE FILE: 1 = 2 Hz.
2 = 8 Hz.
EOL NOISE FILE: 2092 = 2 Hz.
2093 = 8 Hz.
SPECIAL EVENTS: Bol - Gun 307 out at BOL - Misfire.
EXTERNAL NOISE FROM:
AHEAD : 2090
ASTERN: NIL
ABEAM : 2147
BAD BIRD DIs
C(1): NIL
C(2): 1 dead
C(3): 15 bad DI
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): 4.7 C(1): 6.9
C(2): 4.7 C(2): 5.8
C(3): 4.5 C(3): 5.6
C(4): 3.3 C(4): 4.2
C(5): 3.6 C(5): 4.3
C(6): 3.9 C(6): 4.5
C(7): 4.3 C(7): 4.7
---------------------------NAVIGATION ------------------------
3590 NAVIGATION TAPE NUMBER: G03A-P294-T12
P2 FILE USED: G03A2016A184.0.p294
NAVIGATION COMMENTS:
Dead at SOL
Float GPS: T7R01,T2R01
Acoustics: S3T01, S7T07
Compasses: S2C1, S7C1, S6C10
NAVIGATION ONLINE COMMENTS:
Gunstring 2 AND 4 gps intermittent
---------------NAVIGATION PROCESSING----------------
FSP: 2001
LSP: 4019
FEATHER ANGLES
MIN: -8.2
MAX: 9.1
PRIMARY NAVIGATION: MFIX_2_Optus
GYRO USED IN PROCESSING: Gyro 2
ACOUSTICS NOT USED: 52301 52707
GPS TARGETS NOT USED: 64201 64701 63103 63107
COMPASSES NOT USED: 1201 1514 1610 1701
SPECIAL COMMENTS:
PosNet gyro deselected due to not working at start of line.
Gunstring 2 and 4 deselected due to spikes and dropout.
Cable DI out: 1701 1514 1201
DI's 1104-1112, 1606, 1610, 1704-1710 erratic during line.
TriNav GPS bad during line.
Line processed backwards due to bend in streamers at start of line.
*********************LINE ACCEPTANCE***************************
*****(SIGNING IS ACCEPTANCE OF THE LINE)*****
NAVIGATION PROCESSING:_________________________________________________
QUALITY CONTROL_____________________________________________
SEISMIC PROCESSING__________________________________________
COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________
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