ACQUISITION REPORT Sequence-0479
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170C
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4864K479
  Preplot G01A4864
  Direction 198.0°
  SOL Date 05:04:29utc 19-Jun-2002
  EOL Date 10:10:23utc 19-Jun-2002
 Attributes:  
   Wind Force 12.0 [knots] Dir ESE
   Swell Height 2.0 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 75.0 250.0 [meters]
   Bottomspeed  4.7 5.1 [knots]
   Featherangle sb +1.8 sb +1.1 [deg]
   Cable noise 6.5 4.8 [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 -520.0 250.0 -7.0 4600 Nessie-3 12.5 368 0001-0368
2 STBD -520.0 150.0 -7.0 4600 Nessie-3 12.5 368 0369-0736
3 STBD -520.0 50.0 -7.0 4600 Nessie-3 12.5 368 0737-1104
4 PORT -520.0 -50.0 -7.0 4600 Nessie-3 12.5 368 1105-1472
5 PORT -520.0 -150.0 -7.0 4600 Nessie-3 12.5 368 1473-1840
6 PORT -520.0 -250.0 -7.0 4600 Nessie-3 12.5 368 1841-2208

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

Production
  Shotpoint File Time [utc]
   SOL Noise Record(s)   4221 - 4220  
   SOL Dummy Record(s) 4219 - 4210 4219 - 4210 05:03:11 - 05:04:22
   FSP Start of Line 4209 4209 05:04:29
   MSP      
   LSP End of Line 1760 1760 10:10:23
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1757 - 1757  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4209 - 3081 4209 - 3081 05:04:29-07:25:11 Infill 0 Scratched Due to swell noise
    3080 - 1760 3080 - 1760 07:25:19-10:10:23 Infill 12 Valid  
 Remarks:      
   Navigation Streamer depth 7mtr    
   Recording QC Frontsheet Set 5. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1030mB. Six streamer line. ###FGSP 3080 ###Due to excessive swell noise.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4221 - 3672 4221 - 3672 2 1949 Scratched
  3671 - 3122 3671 - 3122 1 1950 Scratched
  3121 - 2572 3121 - 2572 1 1951  
  2571 - 2022 2571 - 2022 1 1952  
  2021 - 1757 2021 - 1757 2 1953  
Stream 2
   Shot(s) Files Deck Reel Remark
  4221 - 3672 4221 - 3672 3 1949 Scratched
  3671 - 3122 3671 - 3122 3 1950 Scratched
  3121 - 2572 3121 - 2572 4 1951  
  2571 - 2022 2571 - 2022 3 1952  
  2021 - 1757 2021 - 1757 4 1953  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL ALL Parity errors Occasionally low level parities str 2 (line 6) - no data affected
2880-2862     2880-2862 NONE Bird depth out of spec Bird C1-16
2664     2664 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2449-2437     2449-2437 NONE Bird depth out of spec Bird C6-5
2402     2402 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2318     2318 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2310-2286     2310-2286 NONE Bird depth out of spec Bird C1-16
2284-2273     2284-2273 NONE Bird depth out of spec Bird C1-16
2261     2261 ALL Gun timing error Gun 2-1 error (ms) : 1.7
2196     2196 ALL Gun timing error Gun 5-4 error (ms) : 1.1
2186     2186 ALL Gun timing error Gun 5-4 error (ms) : 1.1
2124-2109     2124-2109 NONE Bird depth out of spec Bird C1-16
2102     2102 ALL Gun timing error Gun 5-4 error (ms) : 1.1
1910     1910 ALL Gun timing error Gun 5-4 error (ms) : 1.1
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 12:19:26utc 19-Jun-2002