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Special Event Log

Party :Monarch Seq#: 180
Survey: 9269 Dir: 107.2
Client :ExxonMobil FSP :2001
Line : G03A2032L180 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: WSW @ 17 Knots SEAS: 1.5 m. PITCH: 72%
  • EOL WEATHER: XX @ XX Knots SEAS: XX m. PITCH: XX%
  • DUMMY FILES : N/A
  • BOL NOISE FILE: 1 = 2 Hz.
  • 2 = 8 Hz.
  • EOL NOISE FILE: 2078 = 2 Hz.
  • 2079 = 8 Hz.
  • SPECIAL EVENTS:
  • PDLrt crashed (offline) at BOL and back online at SP2023
  • SP 2302 gun 703 disabled
  • SP 3562 gun 803 disabled
  • Reshoot Seq#174
  • FSP: 2001
  • LGSP: 2386
  • LOSP: 2396
  • Infill
  • FSP: 2397
  • LFFSP: 3886
  • LSP: 4019
  • EXTERNAL NOISE FROM:
  • AHEAD : NIL
  • ASTERN: Ship noise less than 5uB from BOL to SP 2021
  • ABEAM : NIL
  • BAD BIRD DIs
  • C(1): NIL
  • C(2): 1 dead
  • C(3): 15 bad D.I
  • C(4): NIL
  • C(5): 14 polling disabled
  • 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): 608 disabled BOL
  • GS(7): NIL
  • GS(8): NIL
  • BAD GUN PIs
  • GS(1): NIL
  • GS(2): NIL
  • GS(3): 306 showing false PI, disabled at SP 2619
  • GS(4): NIL
  • GS(5): NIL
  • GS(6): NIL
  • GS(7): NIL
  • GS(8): NIL
  • BOL NOISE: EOL NOISE:
  • C(1): 8.5 C(1): 6.7
  • C(2): 8.2 C(2): 6.6
  • C(3): 7.8 C(3): 5.8
  • C(4): 6.4 C(4): 4.3
  • C(5): 6.6 C(5): 4.3
  • C(6): 7.2 C(6): 4.6
  • C(7): 8.2 C(7): 5.0
  • BOL noise with ship noise comming from abeam.
  • ---------------------------NAVIGATION ------------------------
  • 3590 NAVIGATION TAPE NUMBER: G03A-P294-T12
  • P2 FILE USED: G03A2032L180.0.p294
  • NAVIGATION COMMENTS:
  • Dead at SOL
  • Float GPS: T7R01, T4R01, T5R01.
  • Acoustics: S3T01, S7T07
  • Compasses: S2C1, S6C10 S7C1
  • NAVIGATION ONLINE COMMENTS:
  • Slide over to port after reshoot to get more coverage.
  • Multifix 1 dropped out around SP 2450 d/t insufficient SV's
  • Get maximum coverage @ SP 2650
  • G1R02 and G01R03 both intermittent
  • ---------------NAVIGATION PROCESSING----------------
  • FSP: 2001
  • LSP: 4019
  • FEATHER ANGLES
  • MIN: 1.9
  • MAX: 9.7
  • 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 gyrocompass deselected due to helicopter operations.
  • Tailbuoys 4 and 5 dropped for shotpoints 2001-3248.
  • Headbuoy 63105 bearing deselected for the entire line, range kept.
  • Cable DI out: 1201 1315 1514 1701
  • DI's 1105-1112, 1606, 1610, 1704-1710 erratic during line.
  • High DOP's and low sat #'s during line.
  • Multifix 1 dropout during line, CNAV1 dropout during line, TriNav GPS bad.
  • Still good comparision between PosNet and CNAV systems with MultiFix 2.
  • *********************LINE ACCEPTANCE***************************
  • *****(SIGNING IS ACCEPTANCE OF THE LINE)*****
  • NAVIGATION PROCESSING:_________________________________________________
  • QUALITY CONTROL_____________________________________________
  • SEISMIC PROCESSING__________________________________________
  • COORDINATOR_________________________________________________
  • CLIENT REP.__________________________________________________
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