ACQUISITION REPORT Sequence-0367
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3968A367
  Preplot G01A3968
  Direction 198.0°
  SOL Date 07:53:23utc 17-Apr-2002
  EOL Date 09:30:57utc 17-Apr-2002
 Attributes:  
   Wind Force 9.0 [knots] Dir SSW
   Swell Height 1.5 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 48.0 54.0 [meters]
   Bottomspeed  4.7 4.95 [knots]
   Featherangle sb +3.9 0.0 [deg]
   Cable noise 9.0 0.0 [µBar rms]
   Lowcut filter 3 3 [hz]
   Filter slope 18 18 [dB]
   Port Volume 3542 3542  
   Stbd Volume 3542 3542  

Source Configuration
Source Position Inline Crossline Nominal Nom. Vol. Subarray Gun
Number   Offset [m] Offset [m] Depth [m] [inch ³] Count Count
0 STBD -345.0 25.0 -6.0 0.0 0 0
0 STBD -345.0 -25.0 -6.0 0.0 0 0

Streamer Configuration
Streamer Position Inline Crossline Nominal Length Type Group Channel Front-Tail
Number   Offset [m] Offset [m] Depth [m] [m]   Interval [m] Count  
1 STBD -520.0 350.0 -7.0 4600 Nessie-3 12.5 368 0001-0368
2 STBD -520.0 250.0 -7.0 4600 Nessie-3 12.5 368 0369-0736
3 STBD -520.0 150.0 -7.0 4600 Nessie-3 12.5 368 0737-1104
4 STBD -520.0 50.0 -7.0 4600 Nessie-3 12.5 368 1105-1472
5 PORT -520.0 -50.0 -7.0 4600 Nessie-3 12.5 368 1473-1840
6 PORT -520.0 -150.0 -7.0 4600 Nessie-3 12.5 368 1841-2208
7 PORT -520.0 -250.0 -7.0 4600 Nessie-3 12.5 368 2209-2576
8 PORT -520.0 -350.0 -7.0 4600 Nessie-3 12.5 368 2577-2944

Recording Configuration
Channel Descr. Recording Data RecLen Sample Chan Chan # Chan Chan # Filter
Set   Format Reduction [ss ¹] Int. [ms] In In Out Out Delay [ms]
1 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0036 0001-0036 0036 0001 - 0036 0.00
2 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0001-0368 0368 0001 - 0368 5.60
3 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0369-0736 0368 0369 - 0736 5.60
4 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0737-1104 0368 0737 - 1104 5.60
5 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1105-1472 0368 1105 - 1472 5.60
6 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1473-1840 0368 1473 - 1840 5.60
7 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1841-2208 0368 1841 - 2208 5.60
8 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 2209-2576 0368 2209 - 2576 5.60
9 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 2577-2944 0368 2577 - 2944 5.60

Production
  Shotpoint File Time [utc]
   SOL Noise Record(s)   4184 - 4183  
   SOL Dummy Record(s) 4182 - 4173 4182 - 4173 07:52:06 - 07:53:15
   FSP Start of Line 4172 4172 07:53:23
   MSP      
   LSP End of Line 3375 3375 09:30:57
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3374 - 3374  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4172 - 3375 4172 - 3375 07:53:23-09:30:57 Prime 0 Scratched  
 Remarks:      
   Navigation Streamer depth 7m.    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1019mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. LSP recorded 3375 d/t swell noise, Line scratched due to swell noise.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4184 - 3755 4184 - 3755 1 1555  
  3754 - 3374 3754 - 3374 1 1556  
Stream 2
   Shot(s) Files Deck Reel Remark
  4184 - 3755 4184 - 3755 3 1555  
  3754 - 3374 3754 - 3374 4 1556  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 744 Killed traces  
ALL     ALL 1476 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 11, 1553, 1801, 2265 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
3714-3699     3714-3699 2255-2279 Streamer depth Streamer depth out of spec, Bird C7-4 9.9 m.
3551-3543     3551-3543 2255-2279 Streamer depth Streamer depth out of spec, Bird C7-4 9.9 m.
3427-3423     3427-3423 2255-2279 Streamer depth Streamer depth out of spec, Bird C7-4 9.9 m.
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird Comms Bird C8-10 No comms Bird C1-2 Intermittent comms
4171-4160     4171-4160 NONE Bird depth out of spec Bird C7-9
4050-4040     4050-4040 NONE Bird depth out of spec Bird C7-6
3772-3756     3772-3756 NONE Bird depth out of spec Bird C7-4
3747-3737     3747-3737 NONE Bird depth out of spec Bird C7-4
3735-3715     3735-3715 NONE Bird depth out of spec Bird C7-4
3717-3705     3717-3705 NONE Bird depth out of spec Bird C7-5
3704-3700     3704-3700 2280-2299 Streamer depth Streamer depth out of spec, Bird C7-5 9.9 m.
3626-3623     3626-3623 2255-2279 Streamer depth Streamer depth out of spec, Bird C7-4 9.9 m.
3622-3612     3622-3612 NONE Bird depth out of spec Bird C7-4
3548-3528     3548-3528 NONE Bird depth out of spec Bird C8-4
3542-3529     3542-3529 NONE Bird depth out of spec Bird C8-5
3527-3525     3527-3525 2280-2299 Streamer depth Streamer depth out of spec, Bird C7-5 9.9 m.
3525-3512     3525-3512 NONE Bird depth out of spec Bird C7-6
3520     3520 2280-2299 Streamer depth Streamer depth out of spec, Bird C7-5 9.9 m.
3519-3509     3519-3509 NONE Bird depth out of spec Bird C7-5
3432-3401     3432-3401 NONE Bird depth out of spec Bird C7-9
3427-3410     3427-3410 NONE Bird depth out of spec Bird C7-5
3422-3412     3422-3412 NONE Bird depth out of spec Bird C7-4
3393-3387     3393-3387 NONE Bird depth out of spec Bird C7-6
Comment
Shot(s)     File(s) Trace(s) Type Remark


 List of used abbreviations:
     SOL/EOL  Start/End of line. 
     FSP/LSP  First/Last shotpoint of the line. 
     FCSP/LCSP  First/Last chargeable shotpoint
     MSP  Midnight (last) shotpoint of the day
     FGSP/LGSP  First/Last Good Shotpoint
     FOSP/LOSP  First/Last Overlap Shotpoint
     FSP/LSP R/O  First/Last Shotpoint Runout
   
     Deg  Degrees: e[0,360]
     rev  Revolutions
     utc  Universal Time Coordinated
     SPs  Shotpoints
     CMPs  Common midpoints
     NTBP  Not to be processed
     SI  Seismic interference
TRILOGY INFORMATION MANAGER - ACQUISITION REPORT - GENERATED 12:47:15utc 25-Apr-2002