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Special Event Log

Party :Monarch Seq#: 163
Survey: 9269 Dir: 287
Client :ExxonMobil FSP :3886
Line : G03A2224A163 LSP :2120
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: SW @ 20 Knots SEAS: 1.0 m. PITCH: 62%
  • EOL WEATHER: SE @ 17 Knots SEAS: 1.5 m. PITCH: 70%
  • DUMMY FILES : N/A
  • BOL NOISE FILE: 1 = 2 Hz.
  • 2 = 8 Hz.
  • EOL NOISE FILE: 1845 = 2 Hz.
  • 1846 = 8 Hz.
  • SPECIAL EVENTS:
  • ** DC OFFSET REMOVAL not applied in recording, to be applied in processing. **
  • Data not affected
  • Swell burst from BOL-EOL affecting average 5% of traces
  • Cable 7 was erratic from BOL-EOL due to current and vane wash.
  • Bird 6 on Cable 7 were deep with max 14m SP3840-3826
  • Bird 7 on Cable 7 were deep with max 14m SP3861-3826
  • Bird 8 on Cable 7 were deep with max 14m SP3872-3826
  • Bird 9 on Cable 7 were deep with max 14m SP3871-3823,SP3710-3660,SP2452-2443
  • Bird 10 on Cable 7 were deep with max 14m SP3831-3823,SP3719-3666
  • LAST SP 2120 d/t weather. LGSP 3054
  • SP'S 3053-2120 rejected d/t swell noise.
  • EXTERNAL NOISE FROM:
  • AHEAD : NIL
  • ASTERN: NIL
  • ABEAM : NIL
  • BAD BIRD DIs
  • C(1): NIL
  • C(2): 1 dead
  • C(3): NIL
  • C(4): NIL
  • C(5): 14 dead at SP2370
  • C(6): NIL
  • C(7): 1 dead, 17 depth erratic.
  • BAD GUN DIs
  • GS(1): NIL
  • GS(2): NIL
  • GS(3): NIL
  • GS(4): NIL
  • GS(5): NIL
  • GS(6): Gun #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): 4.5 C(1): 7.4
  • C(2): 3.7 C(2): 7.4
  • C(3): 3.9 C(3): 6.5
  • C(4): 3.9 C(4): 5.8
  • C(5): 4.1 C(5): 7.0
  • C(6): 4.7 C(6): 8.6
  • C(7): 3.6 C(7): 5.9
  • ---------------------------NAVIGATION ------------------------
  • 3590 NAVIGATION TAPE NUMBER: G03A-P294-T10
  • P2 FILE USED: G03A2224A163.0.p294
  • NAVIGATION COMMENTS:
  • Dead at SOL
  • Float GPS: T7R01, G1R07, T5R01
  • Acoustics: S3T01, S7T07
  • Compasses: S2C1, S7C1
  • NAVIGATION ONLINE COMMENTS:
  • Leakage on tail of strm7 occasionally affecting the acoustic ranging
  • ---------------NAVIGATION PROCESSING----------------
  • FSP: 3886
  • LSP: 2120
  • FEATHER ANGLES
  • MIN: -10.7
  • MAX: -0.8
  • PRIMARY NAVIGATION: Multifix 2.
  • GYRO USED IN PROCESSING: Gyro 2.
  • ACOUSTICS NOT USED: 52301,52707.
  • GPS TARGETS NOT USED: 63107,64201,64501,64701.
  • COMPASSES NOT USED: 1201,1514,1610,1701.
  • SPECIAL COMMENTS:
  • Cable DI's Out : 1201.1514,1701,1717.
  • *********************LINE ACCEPTANCE***************************
  • *****(SIGNING IS ACCEPTANCE OF THE LINE)*****
  • NAVIGATION PROCESSING:_________________________________________________
  • QUALITY CONTROL_____________________________________________
  • SEISMIC PROCESSING__________________________________________
  • COORDINATOR_________________________________________________
  • CLIENT REP.__________________________________________________
  • Return to Line List