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Special Event Log

Party :Monarch Seq#: 149
Survey: 9269 Dir: 287
Client :ExxonMobil FSP :3886
Line : G03A2000K149 LSP :1868
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: WSW @ 10 Knots SEAS: 1.0 m. PITCH: 75%
  • EOL WEATHER: WSW @ 10 Knots SEAS: 1.0 m. PITCH: 75%
  • DUMMY FILES :
  • BOL NOISE FILE: 1 = 2 Hz.
  • 2 = 8 Hz.
  • EOL NOISE FILE: 2081 = 2 Hz.
  • 2082 = 8 Hz.
  • SPECIAL EVENTS: Missed SPs 3857,3853
  • Telemetry Error on Cable #6 on SP 3571, 2204, 2168
  • Birds 3-10 cable 7 deep due to vane wash, SP 2130-2111
  • Turn noise on all cables front ends d/t offset change on SPs 2090-2015.
  • EXTERNAL NOISE FROM:
  • AHEAD : NIL
  • ASTERN: NIL
  • ABEAM :
  • Coherent reflection / noise, possible multiple SP 2600-2440, approx 5-10uB RMS
  • BAD BIRD DIs
  • C(1): NIL
  • C(2): 1 dead
  • C(3): NIL
  • C(4): NIL
  • C(5): NIL
  • C(6): NIL
  • C(7): 1 dead
  • 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): 5.3 C(1): 6.7
  • C(2): 4.5 C(2): 7.1
  • C(3): 4.3 C(3): 6.2
  • C(4): 3.3 C(4): 5.6
  • C(5): 3.9 C(5): 6.5
  • C(6): 3.5 C(6): 5.9
  • C(7): 5.5 C(7): 7.5
  • Slight turn in Cables during BOL noise file.
  • Turn noise at EOL noise file d/t offset changes for coverage.
  • ---------------------------NAVIGATION ------------------------
  • 3590 NAVIGATION TAPE NUMBER: G03A-P294-T10
  • P2 FILE USED: G03A2000K149.0.p294
  • NAVIGATION COMMENTS:
  • Dead at SOL
  • Float GPS: T7R01
  • Acoustics: S3T01, S7T07
  • Compasses: S2C1, S7C1, S5C14
  • NAVIGATION ONLINE COMMENTS:
  • First infill SP's 3886-2998.
  • FOSP - 2810 (Reshoot of seq 136 line2000B.
  • FRSP - 2800
  • LRSP - 2450
  • LOSP - 2440
  • Last Infill SP's 2177-EOL
  • ---------------NAVIGATION PROCESSING----------------
  • FSP: 3886
  • LSP: 1868
  • FEATHER ANGLES
  • MIN: -24.8
  • MAX: 0.2
  • PRIMARY NAVIGATION: Multifix 2.
  • GYRO USED IN PROCESSING: Gyro 2.
  • ACOUSTICS NOT USED: 52301,52707.
  • FANBEAM NOT USED:
  • GPS TARGETS NOT USED: 63103,64701.
  • COMPASSES NOT USED: 1201,1610,1701.
  • SPECIAL COMMENTS:
  • Cable DI's Out : 1201,1701.
  • rGPS 63103 deselected d/t dropout and floating node.
  • *********************LINE ACCEPTANCE***************************
  • *****(SIGNING IS ACCEPTANCE OF THE LINE)*****
  • NAVIGATION PROCESSING:_________________________________________________
  • QUALITY CONTROL_____________________________________________
  • SEISMIC PROCESSING__________________________________________
  • COORDINATOR_________________________________________________
  • CLIENT REP.__________________________________________________
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