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: ENE @ 17 Knots SEAS: 1 m. PITCH: 70%EOL WEATHER: ENE @ 18 Knots SEAS: 1 m. PITCH: 70% DUMMY FILES : NABOL 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 noiseIntermittent 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 7-8mEXTERNAL 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 DIsC(1): NILC(2): 1 deadC(3): 15 bad D.I.C(4): NIL C(5): 14 deadC(6): NILC(7): 1 dead 17 showing shallow / bad DI,have no control.BAD GUN DIsGS(1): NILGS(2): NILGS(3): NILGS(4): NILGS(5): 508 disabledGS(6): 607 disabledGS(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): 5.1 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-T12P2 FILE USED: G03A2032A171.0.p294NAVIGATION COMMENTS: Dead at SOLFloat GPS: T7R01, T2R01Acoustics: S3T01, S7T07 Compasses: S2C1, S7C1, S5C14NAVIGATION ONLINE COMMENTS:Multifix 1 dropping out around SP 2345 d/t insufficient SV's
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---------------NAVIGATION PROCESSING----------------FSP: 2001LSP: 4019FEATHER ANGLESMIN: 4.9MAX: 18.6PRIMARY 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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