GENERAL SURVEY PARAMETERS: Gippsland BasinRECORDING SYSTEM : MSX / CRS STREAMERS : 7 X 5000 METERS STREAMER SEPARATION: 100 METERS TOTAL CHANNELS : 2800RECORDING 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 SECONDSSHOT POINT INTERVAL: 18.75 METERSGROUP INTERVAL : 12.5 METERSSOURCE DEPTH : 8 METERS (DI s ARE 1 METER ABOVE THE GUN)SOURCE VOLUME : 3000 CUBIC INCHES X 2SOURCE SEPARATION : 50 METERSCENTER OF SOURCE TO CABLE REFERENCE POINT: 126 METERSCENTER 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 : NILASTERN: NILABEAM :Coherent reflection / noise, possible multiple SP 2600-2440, approx 5-10uB RMS BAD BIRD DIsC(1): NILC(2): 1 deadC(3): NILC(4): NIL C(5): NILC(6): NILC(7): 1 deadBAD GUN DIsGS(1): NILGS(2): NILGS(3): NILGS(4): NILGS(5): NILGS(6): NILGS(7): NIL
GS(8): NIL
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BAD GUN PIsGS(1): NIL GS(2): NILGS(3): NIL GS(4): NILGS(5): NILGS(6): NIL GS(7): NIL GS(8): NILBOL 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): 7.5Slight 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-T10P2 FILE USED: G03A2000K149.0.p294NAVIGATION COMMENTS: Dead at SOLFloat GPS: T7R01Acoustics: S3T01, S7T07 Compasses: S2C1, S7C1, S5C14NAVIGATION ONLINE COMMENTS:First infill SP's 3886-2998. FOSP - 2810 (Reshoot of seq 136 line2000B. FRSP - 2800LRSP - 2450LOSP - 2440
Last Infill SP's 2177-EOL |
---------------NAVIGATION PROCESSING----------------FSP: 3886LSP: 1868FEATHER ANGLESMIN: -24.8MAX: 0.2PRIMARY 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.__________________________________________________ |