ACQUISITION REPORT Sequence-0349
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4912J349
  Preplot G01A4912
  Direction 198.0°
  SOL Date 00:08:30utc 09-Apr-2002
  EOL Date 05:20:42utc 09-Apr-2002
 Attributes:  
   Wind Force 2.0 [knots] Dir NNW
   Swell Height 2.0 [meters] Dir ESE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 83.0 286.0 [meters]
   Bottomspeed  4.8 4.8 [knots]
   Featherangle sb +9.7 sb +0.4 [deg]
   Cable noise 6.6 4.48 [µBar rms]
   Lowcut filter 3 3 [hz]
   Filter slope 18 18 [dB]
   Port Volume 3542 3542  
   Stbd Volume 3542 3307  

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)   4223 - 4222  
   SOL Dummy Record(s) 4221 - 4212 4221 - 4212 00:07:15 - 00:08:22
   FSP Start of Line 4211 4211 00:08:30
   MSP      
   LSP End of Line 1779 1779 05:20:42
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1778 - 1778  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4211 - 1779 4211 - 1779 00:08:30-05:20:42 Infill 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1022mB, pressure now 1018mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. Gun 3-1 disabled @ sp 4201 d/t bad sensor.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4223 - 3794 4223 - 3794 2 1437  
  3793 - 3364 3793 - 3364 1 1438  
  3363 - 2934 3363 - 2934 2 1439  
  2933 - 2504 2933 - 2504 1 1440  
  2503 - 2074 2503 - 2074 1 1441  
  2073 - 1778 2073 - 1778 2 1442  
Stream 2
   Shot(s) Files Deck Reel Remark
  4223 - 3794 4223 - 3794 3 1437  
  3793 - 3364 3793 - 3364 4 1438  
  3363 - 2934 3363 - 2934 3 1439  
  2933 - 2504 2933 - 2504 4 1440  
  2503 - 2074 2503 - 2074 3 1441  
  2073 - 1778 2073 - 1778 4 1442  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1476 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 2265, 1801, 1553 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
4210-4201     4210-4201 2627-2643 Streamer depth Streamer depth out of spec, Bird 8-4 max 9.5m m.
4090-4070     4090-4070 2627-2643 Streamer depth Streamer depth out of spec, Bird 8-4 max 10.2 m.
4015-3971     4015-3971 2627-2643 Streamer depth Streamer depth out of spec, Bird 8-4 max 11.2 m.
3782-3773     3782-3773 2627-2643 Streamer depth Streamer depth out of spec, Bird 8-4 max 9.6 m.
3639-3604     3639-3604 2651-2667 Streamer depth Streamer depth out of spec, Bird 8-5 max 10 m.
3630-3588     3630-3588 2675-2691 Streamer depth Streamer depth out of spec, Bird 8-6 max 11.8 m.
3611-3583     3611-3583 2675-2691 Streamer depth Streamer depth out of spec, Bird 8-6 max 10.8 m.
3525-3443     3525-3443 2675-2691 Streamer depth Streamer depth out of spec, Bird 8-6 max 11.7 m.
3494-3452     3494-3452 2627-2643 Streamer depth Streamer depth out of spec, Bird 8-4 max 12 m.
3492-3456     3492-3456 2651-2667 Streamer depth Streamer depth out of spec, Bird 8-5 max 11 m.
3488-3451     3488-3451 2675-2691 Streamer depth Streamer depth out of spec, Bird 8-6 max 9.7 m.
3238-3215     3238-3215 NONE Bird depth out of spec Bird C1-5 max 10.2 mtrs
3237-3224     3237-3224 NONE Bird depth out of spec Bird C1-6 max 9.6 mtrs
3166-3147     3166-3147 NONE Bird depth out of spec Bird C8-4 max 11.8 mtrs
3157-3136     3157-3136 2627-2691 Bird depth out of spec Bird C8-4, C8-5, C8-6 max 10 mtrs
3130-3082     3130-3082 2627-2691 Bird depth out of spec Bird C8-4, C8-5, C8-6 max 11.0 mtrs
2783-2762     2783-2762 2259-2323 Bird depth out of spec Bird C7-4, C7-5 max 10.3 mtrs
2778-2708     2778-2708 2627-2691 Bird depth out of spec Bird C8-4, C8-5, C8-6 max 11.1mtrs
2724-2704     2724-2704 2651-2691 Bird depth out of spec Bird C8-5, C8-6 max 10.4 mtrs
2688-2633     2688-2633 2627-2643 Bird depth out of spec Bird C8-4
2657-2649     2657-2649 2675-2691 Bird depth out of spec Bird C8-6 max 9.5 mtrs
2631-2608     2631-2608 2627-2643 Bird depth out of spec Bird C8-4 max 9.2 mtrs
2592-2545     2592-2545 2627-2643 Bird depth out of spec Bird C8-4
2577-2576     2577-2576 2651-2667 Bird depth out of spec Bird C8-5 max 12mtrs
2507-2506     2507-2506 2627-2643 Bird depth out of spec Bird C8-4 max 9.4 mtrs
2377-2352     2377-2352 2627-2643 Bird depth out of spec Bird C8-4 max 9.8mtrs
2359-2347     2359-2347 2675-2691 Bird depth out of spec Bird C8-6 max 9.5 mtrs
2341-2312     2341-2312 75-91 Bird depth out of spec Bird C1-5 max 9.6 mtrs
2146-2137     2146-2137 75-91 Bird depth out of spec Bird C1-5 max 9.2 mtrs
1785-1779     1785-1779 2627-2643 Bird depth out of spec Bird C8-4 max 9.6 mtrs
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bad Bird Bird 8-4 running deep throughout line average 8.7 mtrs
ALL     ALL NONE Bad bird Bird 1-5 running deep throughout line average 8.5 mtrs
4007-3972     4007-3972 NONE Streamer depth Streamer depth out of spec, Bird 8-5 max 9.1 m.
3992-3966     3992-3966 2675-2691 Streamer depth Streamer depth out of spec, Bird 8-6 max 9.8 m.
3969-3932     3969-3932 NONE Streamer depth Streamer depth out of spec, Bird 2-7 max 9.4m m.
3274-3254     3274-3254 NONE Bird depth out of spec Bird C1-5
3255-3178     3255-3178 NONE Bird depth out of spec Bird C8-4
3206-3193     3206-3193 NONE Bird depth out of spec Bird C1-8
3163-3137     3163-3137 NONE Bird depth out of spec Bird C1-5
3136-3097     3136-3097 NONE Bird depth out of spec Bird C8-7
3135-3106     3135-3106 NONE Bird depth out of spec Bird C1-5
3081-3066     3081-3066 NONE Bird depth out of spec Bird C8-4
3025-3010     3025-3010 NONE Bird depth out of spec Bird C8-4
2966-2947     2966-2947 NONE Bird depth out of spec Bird C1-5
2858-2838     2858-2838 NONE Bird depth out of spec Bird C8-4
2844-2832     2844-2832 NONE Bird depth out of spec Bird C1-5
2786-2776     2786-2776 NONE Bird depth out of spec Bird C7-5
2726-2696     2726-2696 NONE Bird depth out of spec Bird C1-5
2725-2706     2725-2706 NONE Bird depth out of spec Bird C2-7
2691-2662     2691-2662 NONE Bird depth out of spec Bird C7-4
2686-2678     2686-2678 NONE Bird depth out of spec Bird C1-5
2683-2648     2683-2648 NONE Bird depth out of spec Bird C8-5
2679-2658     2679-2658 NONE Bird depth out of spec Bird C8-6
2658-2614     2658-2614 NONE Bird depth out of spec Bird C1-5
2648-2628     2648-2628 NONE Bird depth out of spec Bird C8-6
2606-2597     2606-2597 NONE Bird depth out of spec Bird C8-3
2601-2584     2601-2584 NONE Bird depth out of spec Bird C7-4
2597-2442     2597-2442 NONE Bird depth out of spec Bird C1-5
2582-2557     2582-2557 NONE Bird depth out of spec Bird C8-6
2575-2561     2575-2561 NONE Bird depth out of spec Bird C8-5
2544-2528     2544-2528 NONE Bird depth out of spec Bird C8-4
2542-2516     2542-2516 NONE Bird depth out of spec Bird C2-7
2518-2508     2518-2508 NONE Bird depth out of spec Bird C8-4
2513-2497     2513-2497 NONE Bird depth out of spec Bird C2-7
2505-2432     2505-2432 NONE Bird depth out of spec Bird C8-4
2475-2433     2475-2433 NONE Bird depth out of spec Bird C2-7
2423-2352     2423-2352 NONE Bird depth out of spec Bird C1-5
2409-2378     2409-2378 NONE Bird depth out of spec Bird C8-4
2381-2334     2381-2334 NONE Bird depth out of spec Bird C2-7
2366-2355     2366-2355 NONE Bird depth out of spec Bird C8-5
2353-2342     2353-2342 NONE Bird depth out of spec Bird C8-7
2351-2282     2351-2282 NONE Bird depth out of spec Bird C8-4
2300-2289     2300-2289 NONE Bird depth out of spec Bird C1-3
2300-2290     2300-2290 NONE Bird depth out of spec Bird C1-4
2241-2163     2241-2163 NONE Bird depth out of spec Bird C8-6
2156-2134     2156-2134 NONE Bird depth out of spec Bird C8-6
2143-2134     2143-2134 NONE Bird depth out of spec Bird C2-4
2112-2086     2112-2086 NONE Bird depth out of spec Bird C1-5
2108-2079     2108-2079 NONE Bird depth out of spec Bird C8-6
2075-2067     2075-2067 NONE Bird depth out of spec Bird C8-4
2060-2035     2060-2035 NONE Bird depth out of spec Bird C8-4
2040-2023     2040-2023 NONE Bird depth out of spec Bird C1-5
2022-2007     2022-2007 NONE Bird depth out of spec Bird C8-4
2021-2003     2021-2003 NONE Bird depth out of spec Bird C1-5
2021-2020     2021-2020 NONE Bird depth out of spec Bird C8-6
2018-2016     2018-2016 NONE Bird depth out of spec Bird C8-6
2014-2010     2014-2010 NONE Bird depth out of spec Bird C8-6
2011-1988     2011-1988 NONE Bird depth out of spec Bird C2-7
2008-1995     2008-1995 NONE Bird depth out of spec Bird C8-6
1952-1943     1952-1943 NONE Bird depth out of spec Bird C8-6
1936-1884     1936-1884 NONE Bird depth out of spec Bird C8-6
1899-1887     1899-1887 NONE Bird depth out of spec Bird C2-4
1860-1939     1860-1939 ALL   Current Noise on all streamers
1850-1830     1850-1830 NONE Bird depth out of spec Bird C1-5
1848-1851     1848-1851 ALL   Current Noise on all streamers
1791-1779     1791-1779 NONE Bird depth out of spec Bird C1-5
Comment
Shot(s)     File(s) Trace(s) Type Remark
4201-1778     4201- ALL Gun disabled Gun 3-1. Source volume at shot 4201 : 3307 cu.in.


 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 08:07:53utc 09-Apr-2002