shGENERAL 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 : 80 BOL NOISE FILE: 1 = 2 Hz. 2 = 8 Hz. EOL NOISE FILE: 2100 = 2 Hz. 2101 = 8 Hz.SPECIAL EVENTS:EXTERNAL NOISE FROM:AHEAD : Ship noise (1), 600ms / second moveout. 10-15uB RMS. SP 2510-2600, increasing throughoutASTERN: NILABEAM : Minor ship noise travelling up cables 1 & 2 from SP 2073-2200. Caused by CMV with one engine down tralleving up towards mother vesselShip noise (1) approx. 20uB RMS, SP 2600-2630Ship noise (1) approx. 10-15uB RMS, SP 2630-2670, decreasing throughout, no longer visible at SP 2680 Ship noise (2) abeam / ahead (4-500ms / sec moveout), SP 2710-2750, approx 10uB RMS, increasing throughoutShip noise (2) abeam, SP 2750-2800, approx 20uB RMS, peaking at SP 2770 (25uB)Ship noise (2) abeam / astern (4-500ms / sec moveout), SP 28000-2850, 10-15uB RMS, decreasing troughout, no longer visible at SP 2465BAD 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): 607 open circuit (reading -19.5m)GS(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): 3.9 C(1): 6.3 C(2): 3.7 C(2): 5.6 C(3): 3.0 C(3): 4.4 C(4): 2.4 C(4): 3.3 C(5): 2.4 C(5): 2.9 C(6): 2.4 C(6): 3.1 C(7): 7.7 * C(7): 3.4
* Cable on surface during SOL noise record for maintenance |
---------------------------NAVIGATION ------------------------3590 NAVIGATION TAPE NUMBER: G03A-P294-T10P2 FILE USED: G03A1792K152.0.p294NAVIGATION COMMENTS: Dead at SOLFloat GPS: T7R01, T2R01Acoustics: S3T01, S7T07 Compasses: S2C1, S7C1, S5C14NAVIGATION ONLINE COMMENTS:very slow at sol d/t waiting for CMV3039, 3046 missed shots?
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---------------NAVIGATION PROCESSING----------------FSP: 2001LSP: 4019FEATHER ANGLESMIN: 0.9MAX: 12.0PRIMARY NAVIGATION: Multifix 2.GYRO USED IN PROCESSING: Gyro 2.ACOUSTICS NOT USED: 52301,52707.FANBEAM NOT USED:GPS TARGETS NOT USED: 64201,64701.COMPASSES NOT USED: 1201,1610,1710.SPECIAL COMMENTS:Cable DI's Out : 1201,1701,1717.
SP 3035 missing in P294 file. |
*********************LINE ACCEPTANCE*************************** *****(SIGNING IS ACCEPTANCE OF THE LINE)*****NAVIGATION PROCESSING:_________________________________________________QUALITY CONTROL_____________________________________________SEISMIC PROCESSING__________________________________________COORDINATOR_________________________________________________
CLIENT REP.__________________________________________________ |
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