ACQUISITION REPORT Sequence-0294
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4240A294
  Preplot G01A4240
  Direction 198.0°
  SOL Date 14:29:57utc 23-Feb-2002
  EOL Date 20:17:45utc 23-Feb-2002
 Attributes:  
   Wind Force 5.0 [knots] Dir SE
   Swell Height 1.0 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 46.1 77.0 [meters]
   Bottomspeed  4.6 4.7 [knots]
   Featherangle sb +4.6 sb +4.9 [deg]
   Cable noise 6.2 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
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)   4215 - 4214  
   SOL Dummy Record(s) 4213 - 4184 4213 - 4184 14:26:03 - 14:29:49
   FSP Start of Line 4183 4183 14:29:57
   MSP      
   LSP End of Line 1508 1508 20:17:45
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1507 - 1506  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4183 - 1508 4183 - 1508 14:29:57-20:17:45 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m. NAVRT External Header Block defines Job No. 9170B    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1025mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4215 - 3786 4215 - 3786 2 1193  
  3785 - 3356 3785 - 3356 1 1194  
  3355 - 2926 3355 - 2926 2 1195  
  2925 - 2496 2925 - 2496 1 1196  
  2495 - 2066 2495 - 2066 2 1197  
  2065 - 1636 2065 - 1636 1 1198  
  1635 - 1506 1635 - 1506 2 1199  
Stream 2
   Shot(s) Files Deck Reel Remark
  4215 - 3786 4215 - 3786 4 1193  
  3785 - 3356 3785 - 3356 3 1194  
  3355 - 2926 3355 - 2926 4 1195  
  2925 - 2496 2925 - 2496 3 1196  
  2495 - 2066 2495 - 2066 4 1197  
  2065 - 1636 2065 - 1636 4 1198  
  1635 - 1506 1635 - 1506 3 1199  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1476, 1633 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 109, 1657 Spiking Trace(s)  
ALL     ALL 1495 Noisy Trace(s)  
ALL     ALL- 1473, 2641 Killed traces  
3890-3881     3890-3881 2307-2323 Bird depth out of spec Bird C7-6
3887-3882     3887-3882 2331-2347 Bird depth out of spec Bird C7-7
3873-3868     3873-3868 2307-2323 Bird depth out of spec Bird C7-6
3844-3835     3844-3835 2355-2371 Bird depth out of spec Bird C7-8
3595-3579     3595-3579 2307-2323 Bird depth out of spec Bird C7-6
3578-3565     3578-3565 2331-2347 Bird depth out of spec Bird C7-7
3266-3257     3266-3257 123-139 Bird depth out of spec Bird C1-7
2833-2816     2833-2816 2379-2395 Bird depth out of spec Bird C7-9
2831-2819     2831-2819 2307-2323 Bird depth out of spec Bird C7-6
2822-2817     2822-2817 2331-2347 Bird depth out of spec Bird C7-7
2807-2789     2807-2789 2379-2395 Bird depth out of spec Bird C7-9
2804-2798     2804-2798 2355-2371 Bird depth out of spec Bird C7-8
2802-2797     2802-2797 2307-2323 Bird depth out of spec Bird C7-6
2784-2771     2784-2771 2379-2395 Bird depth out of spec Bird C7-9
2782-2774     2782-2774 2355-2371 Bird depth out of spec Bird C7-8
2762-2756     2762-2756 2355-2371 Bird depth out of spec Bird C7-8
2740-2731     2740-2731 2355-2371 Bird depth out of spec Bird C7-8
1908-1901     1908-1901 51-67 Bird depth out of spec Bird C1-4
1905-1889     1905-1889 75-91 Bird depth out of spec Bird C1-5
1900-1891     1900-1891 99-115 Bird depth out of spec Bird C1-6
1899-1894     1899-1894 51-67 Bird depth out of spec Bird C1-4
1884-1877     1884-1877 467-483 Bird depth out of spec Bird C2-6
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Crossfeed Occasionally fails crosfeed
ALL     ALL 2209-2213 Bird depth out of spec Streamer #7 bird 1 occassionally deep 8.1-8.4
4172-3991     4172-3991 470-736 Streamer noise Object moving along streamer
4161-4147     4161-4147 2699-2715 Bird depth out of spec Bird C8-7
4089-4079     4089-4079 2355-2371 Bird depth out of spec Bird C7-8
3944     3944 ALL Gun timing error Gun 5-4 error (ms) : -1.3
3938-3928     3938-3928 2723-2739 Bird depth out of spec Bird C8-8
3909-3897     3909-3897 2675-2691 Bird depth out of spec Bird C8-6
3895-3858     3895-3858 2699-2715 Bird depth out of spec Bird C8-7
3889-3869     3889-3869 2675-2691 Bird depth out of spec Bird C8-6
3865-3855     3865-3855 2283-2299 Bird depth out of spec Bird C7-5
3836-3818     3836-3818 2379-2395 Bird depth out of spec Bird C7-9
3829-3819     3829-3819 2675-2691 Bird depth out of spec Bird C8-6
3822-3808     3822-3808 2403-2419 Bird depth out of spec Bird C7-10
3817-3806     3817-3806 2331-2347 Bird depth out of spec Bird C7-7
3812-3805     3812-3805 2699-2715 Bird depth out of spec Bird C8-7
3621-3614     3621-3614 2627-2643 Bird depth out of spec Bird C8-4
3618-3613     3618-3613 2651-2667 Bird depth out of spec Bird C8-5
3610-3603     3610-3603 2651-2667 Bird depth out of spec Bird C8-5
3603-3599     3603-3599 2675-2691 Bird depth out of spec Bird C8-6
3591-3571     3591-3571 2651-2667 Bird depth out of spec Bird C8-5
3276-3267     3276-3267 99-115 Bird depth out of spec Bird C1-6
3276-3267     3276-3267 123-139 Bird depth out of spec Bird C1-7
3258     3258 ALL Gun timing error Gun 5-4 error (ms) : -1.4
3238     3238 ALL Gun timing error Gun 5-4 error (ms) : -1.2
3232     3232 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3012     3012 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2983     2983 ALL Gun timing error Gun 3-1 error (ms) : 1.9
2959-2949     2959-2949 2283-2299 Bird depth out of spec Bird C7-5
2935-2923     2935-2923 2699-2715 Bird depth out of spec Bird C8-7
2920-2911     2920-2911 2733-2739 Bird depth out of spec Bird C8-8
2916     2916 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2911     2911 ALL Gun timing error Gun 3-1 error (ms) : -1.6
2888-OPEN     2888-OPEN 2307-2323 Bird depth out of spec Bird C7-6
2885-2847     2885-2847 2699-2715 Bird depth out of spec Bird C8-7
2881-OPEN     2881-OPEN 2331-2341 Bird depth out of spec Bird C7-7
2876-OPEN     2876-OPEN 2355-2371 Bird depth out of spec Bird C7-8
2860-2850     2860-2850 2355-2371 Bird depth out of spec Bird C7-8
2840-2832     2840-2832 2307-2323 Bird depth out of spec Bird C7-6
2840-2829     2840-2829 2355-2371 Bird depth out of spec Bird C7-8
2834-2828     2834-2828 2331-2347 Bird depth out of spec Bird C7-7
2825-2815     2825-2815 2355-2371 Bird depth out of spec Bird C7-8
2818-2803     2818-2803 2307-2323 Bird depth out of spec Bird C7-6
2811-2795     2811-2795 2733-2739 Bird depth out of spec Bird C8-8
2797-2763     2797-2763 2331-2347 Bird depth out of spec Bird C7-7
2792-2782     2792-2782 2307-2323 Bird depth out of spec Bird C7-6
2792-2779     2792-2779 2403-2419 Bird depth out of spec Bird C7-10
2774     2774 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2765-2744     2765-2744 2307-2323 Bird depth out of spec Bird C7-6
2754-2728     2754-2728 2331-2347 Bird depth out of spec Bird C7-7
2716     2716 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2541     2541 ALL Gun timing error Gun 3-1 error (ms) : 1.6
2500-2486     2500-2486 99-115 Bird depth out of spec Bird C1-6
2304-2290     2304-2290 243-259 Bird depth out of spec Bird C1-12
2027-2016     2027-2016 99-115 Bird depth out of spec Bird C1-6
2022-1985     2022-1985 123-139 Bird depth out of spec Bird C1-7
2010-1961     2010-1961 147-163 Bird depth out of spec Bird C1-8
2005-1984     2005-1984 171-187 Bird depth out of spec Bird C1-9
2002-1982     2002-1982 195-211 Bird depth out of spec Bird C1-10
1999-1972     1999-1972 219-235 Bird depth out of spec Bird C1-11
1982-1969     1982-1969 123-139 Bird depth out of spec Bird C1-7
1956     1956 ALL Gun timing error Gun 5-4 error (ms) : -1.4
1938     1938 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1898-1874     1898-1874 147-163 Bird depth out of spec Bird C1-8
1893-1878     1893-1878 123-139 Bird depth out of spec Bird C1-7
1876-1861     1876-1861 467-483 Bird depth out of spec Bird C2-6
1873-1858     1873-1858 491-507 Bird depth out of spec Bird C2-7
1848-1836     1848-1836 467-483 Bird depth out of spec Bird C2-6
1840-1826     1840-1826 491-507 Bird depth out of spec Bird C2-7
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL ALL Source Depth Occasional incorrect depth reading position 2-3
4160-4131     4160-4131 2308-2370 Monowing wash Low frequency, high amplitude noise due to monowing wash
4061-4043     4061-4043 2335-2381 Monowing wash Low frequency, high amplitude noise due to monowing wash
3892-3855     3892-3855 2273-2333 Monowing wash Low frequency, high amplitude noise due to monowing wash
3891-3869     3891-3869 2358-2383 Monowing wash Low frequency, high amplitude noise due to monowing wash
3585-3575     3585-3575 2246-2295 Monowing wash Low frequency, high amplitude noise due to monowing wash
3400-1508     3400-1508 ALL Swell Noise Occasional swell bursts showing all streamers.
2959-2947     2959-2947 2267-2333 Monowing wash Low frequency, high amplitude noise due to monowing wash
2915-2749     2915-2749 2279-2389 Monowing wash Low frequency, high amplitude noise due to monowing wash


 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 16:24:05utc 24-Feb-2002