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Special Event Log

Party :Monarch Seq#: 171
Survey: 9269 Dir: 107.2
Client :ExxonMobil FSP :2001
Line : G03A2032A171 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: ENE @ 17 Knots SEAS: 1 m. PITCH: 70%
  • EOL WEATHER: ENE @ 18 Knots SEAS: 1 m. PITCH: 70%
  • DUMMY FILES : NA
  • BOL NOISE FILE: 1 = 2 Hz.
  • 2 = 8 Hz.
  • EOL NOISE FILE: 2034 = 2 Hz.
  • 2035, 2036 = 8 Hz.
  • SPECIAL EVENTS: SP 2270-2400 DNP / NTBP d/t ship noise
  • Intermittent swell noise on cables 4 to 7.
  • Birds 17-19 cable 7 often shallow d/t lack of depth control on rird 17. Running at approx 7-8m
  • EXTERNAL NOISE FROM:
  • AHEAD : SP 2240 ship noise moving down cable. 5 to 10 uB.
  • ASTERN: SP 2370 ship noise increasing @ 10 to 15 uB. SP 2450 to 5 uB.
  • SP 2470 ship noise gone.
  • SP 2900 ship noise increasing to 10-15 uB.
  • ABEAM : SP 2270 ship noise increasing > 20 uB.
  • SP 3050 ship noise abeam of tail @ 15 uB.
  • SP 3100 ship noise gone.
  • BAD BIRD DIs
  • C(1): NIL
  • C(2): 1 dead
  • C(3): 15 bad D.I.
  • C(4): NIL
  • C(5): 14 dead
  • C(6): NIL
  • C(7): 1 dead 17 showing shallow / bad DI,have no control.
  • BAD GUN DIs
  • GS(1): NIL
  • GS(2): NIL
  • GS(3): NIL
  • GS(4): NIL
  • GS(5): 508 disabled
  • GS(6): 607 disabled
  • 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): 5.1 C(1): 5.0
  • C(2): 4.9 C(2): 4.4
  • C(3): 5.0 C(3): 4.2
  • C(4): 4.2 C(4): 3.0
  • C(5): 4.2 C(5): 3.2
  • C(6): 4.4 C(6): 3.3
  • C(7): 4.7 C(7): 3.8
  • ---------------------------NAVIGATION ------------------------
  • 3590 NAVIGATION TAPE NUMBER: G03A-P294-T12
  • P2 FILE USED: G03A2032A171.0.p294
  • NAVIGATION COMMENTS:
  • Dead at SOL
  • Float GPS: T7R01, T2R01
  • Acoustics: S3T01, S7T07
  • Compasses: S2C1, S7C1, S5C14
  • NAVIGATION ONLINE COMMENTS:
  • Multifix 1 dropping out around SP 2345 d/t insufficient SV's
  • ---------------NAVIGATION PROCESSING----------------
  • FSP: 2001
  • LSP: 4019
  • FEATHER ANGLES
  • MIN: 4.9
  • MAX: 18.6
  • PRIMARY NAVIGATION: Multifix 2 ( Vesref 3 ).
  • GYRO USED IN PROCESSING: Gyro 2.
  • ACOUSTICS NOT USED: 52301,52707.
  • GPS TARGETS NOT USED: 64201,64701.
  • COMPASSES NOT USED: 1201,1514,1610,1701.
  • SPECIAL COMMENTS:
  • Cable DI's Out : 1201,1315,1514,1701,1717.
  • *********************LINE ACCEPTANCE***************************
  • *****(SIGNING IS ACCEPTANCE OF THE LINE)*****
  • NAVIGATION PROCESSING:_________________________________________________
  • QUALITY CONTROL_____________________________________________
  • SEISMIC PROCESSING__________________________________________
  • COORDINATOR_________________________________________________
  • CLIENT REP.__________________________________________________
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