ACQUISITION REPORT Sequence-0147
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3632J147
  Preplot G01A3632
  Direction 198.0°
  SOL Date 20:04:30utc 23-Dec-2001
  EOL Date 23:20:13utc 23-Dec-2001
 Attributes:  
   Wind Force 15.0 [knots] Dir SW
   Swell Height 1.2 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 54.0 62.0 [meters]
   Bottomspeed  4.5 4.3 [knots]
   Featherangle sb +5.8 port -7.5 [deg]
   Cable noise 5.6 5.6 [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
1 STBD -345.0 25.0 -6.0 3542.0 3 24
2 PORT -345.0 -25.0 -6.0 3542.0 3 24

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)   3181 - 3180  
   SOL Dummy Record(s) 3179 - 3150 3179 - 3150 20:00:26 - 20:04:22
   FSP Start of Line 3149 3149 20:04:30
   MSP      
   LSP End of Line 1693 1693 23:20:13
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1692 - 1692  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3149 - 1693 3149 - 1693 20:04:30-23:20:13 Infill 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1004 mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3181 - 2752 3181 - 2752 1 610  
  2751 - 2322 2751 - 2322 2 611  
  2321 - 1892 2321 - 1892 1 612  
  1891 - 1692 1891 - 1692 1 613  
Stream 2
   Shot(s) Files Deck Reel Remark
  3181 - 2752 3181 - 2752 3 610  
  2751 - 2322 2751 - 2322 4 611  
  2321 - 1892 2321 - 1892 3 612  
  1891 - 1692 1891 - 1692 4 613  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1853 Killed traces  
ALL     ALL 2871 Noisy Trace(s)  
ALL     ALL 1657, 2307, 2731 Spiking Trace(s)  
2918-2931     2918-2931 2251-2280 Monowing wash Low frequency, high amplitude noise due to monowing wash
2914-2928     2914-2928 2622-2653 Monowing wash Low frequency, high amplitude noise due to monowing wash
2896     2896 ALL Gun timing error Gun 5-3 error (ms) : -1.1
2827-2838     2827-2838 2629-2660 Monowing wash Low frequency, high amplitude noise due to monowing wash
2807-2820     2807-2820 2274-2339 Monowing wash Low frequency, high amplitude noise due to monowing wash
2770-2778     2770-2778 2647-2662 Monowing wash Low frequency, high amplitude noise due to monowing wash
2580-2588     2580-2588 2609-2635 Monowing wash Low frequency, high amplitude noise due to monowing wash
2566-2583     2566-2583 2243-2270 Monowing wash Low frequency, high amplitude noise due to monowing wash
2560-2566     2560-2566 2606-2631 Monowing wash Low frequency, high amplitude noise due to monowing wash
2483-2491     2483-2491 2639-2670 Monowing wash Low frequency, high amplitude noise due to monowing wash
2474-2482     2474-2482 2265-2301 Monowing wash Low frequency, high amplitude noise due to monowing wash
2027     2027 2331-2347 Bird depth out of spec Bird C7-7
2022-2019     2022-2019 2307-2323 Bird depth out of spec Bird C7-6
2022-2021     2022-2021 2331-2347 Bird depth out of spec Bird C7-7
2019-2018     2019-2018 2331-2347 Bird depth out of spec Bird C7-7
1841-1837     1841-1837 2627-2643 Bird depth out of spec Bird C8-4
1841-1838     1841-1838 2651-2667 Bird depth out of spec Bird C8-5
1841-1828     1841-1828 2675-2691 Bird depth out of spec Bird C8-6
1838-1822     1838-1822 2699-2715 Bird depth out of spec Bird C8-7
1835-1834     1835-1834 2723-2739 Bird depth out of spec Bird C8-8
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1599, 2034 Crossfeed Fails crossfeed test
ALL     ALL 1-12, 16, 369-374, 376-380, 737-752, 755, 764, 1105-1113, 1121-1126, 1128-1135, 1137, 1147, 1484, 1489, 2209-2220, 2223-2225, 2577, 2585-2587 Slope alarm > 5% of total line
2880-2867     2880-2867 2651-2667 Bird depth out of spec Bird C8-5
2835-2822     2835-2822 2627-2643 Bird depth out of spec Bird C8-4
2807-2795     2807-2795 2307-2323 Bird depth out of spec Bird C7-6
2800-2784     2800-2784 2651-2667 Bird depth out of spec Bird C8-5
2769-2757     2769-2757 2651-2667 Bird depth out of spec Bird C8-5
2766-2753     2766-2753 2283-2299 Bird depth out of spec Bird C7-5
2580-2561     2580-2561 2283-2299 Bird depth out of spec Bird C7-5
2569-2557     2569-2557 2307-2323 Bird depth out of spec Bird C7-6
2541     2541 ALL Gun timing error Gun 1-2 error (ms) : -1.7
2485-2476     2485-2476 2651-2667 Bird depth out of spec Bird C8-5
2478-2468     2478-2468 2675-2691 Bird depth out of spec Bird C8-6
2253     2253 ALL Gun timing error Gun 1-2 error (ms) : -1.8
2053-2040     2053-2040 2675-2691 Bird depth out of spec Bird C8-6
2033-2023     2033-2023 2307-2323 Bird depth out of spec Bird C7-6
2032-2028     2032-2028 2331-2347 Bird depth out of spec Bird C7-7
2026-2023     2026-2023 2331-2347 Bird depth out of spec Bird C7-7
2018-2009     2018-2009 2307-2323 Bird depth out of spec Bird C7-6
2017-2003     2017-2003 2331-2347 Bird depth out of spec Bird C7-7
2010-1996     2010-1996 2651-2667 Bird depth out of spec Bird C8-5
2007-1997     2007-1997 2675-2691 Bird depth out of spec Bird C8-6
1976-1962     1976-1962 2259-2275 Bird depth out of spec Bird C7-4
1847-1833     1847-1833 2307-2323 Bird depth out of spec Bird C7-6
1845-1836     1845-1836 2283-2299 Bird depth out of spec Bird C7-5
1842-1833     1842-1833 2259-2275 Bird depth out of spec Bird C7-4
1842-1839     1842-1839 2699-2715 Bird depth out of spec Bird C8-7
1837-1833     1837-1833 2651-2667 Bird depth out of spec Bird C8-5
1836-1832     1836-1832 2627-2643 Bird depth out of spec Bird C8-4
1833-1830     1833-1830 2723-2739 Bird depth out of spec Bird C8-8
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 01:25:29utc 24-Dec-2001