ACQUISITION REPORT Sequence-0347
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4736B347
  Preplot G01A4736
  Direction 198.0°
  SOL Date 08:51:01utc 08-Apr-2002
  EOL Date 12:59:08utc 08-Apr-2002
 Attributes:  
   Wind Force 15.0 [knots] Dir ENE
   Swell Height 1.5 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 94 [avg]  
       
  SOL EOL  
   Waterdepth 82.0 220.0 [meters]
   Bottomspeed  4.9 4.8 [knots]
   Featherangle port -7.2 port -2.5 [deg]
   Cable noise 12.16 8.9 [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)   3721 - 3720  
   SOL Dummy Record(s) 3719 - 3710 3719 - 3710 08:49:45 - 08:50:53
   FSP Start of Line 3709 3709 08:51:01
   MSP      
   LSP End of Line 1708 1708 12:59:08
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1707 - 1707  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3709 - 1708 3709 - 1708 08:51:01-12:59:08 Reshoot 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1021mB. All gun DI's slightly erratic d/t swell. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. All gun DI's slightly erratic d/t swell. Only one EOL noise test recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3721 - 3292 3721 - 3292 2 1426  
  3291 - 2862 3291 - 2862 1 1427  
  2861 - 2432 2861 - 2432 2 1428  
  2431 - 2002 2431 - 2002 1 1429  
  2001 - 1707 2001 - 1707 2 1430 one eol noise test record
Stream 2
   Shot(s) Files Deck Reel Remark
  3721 - 3292 3721 - 3292 3 1426  
  3291 - 2862 3291 - 2862 4 1427  
  2861 - 2432 2861 - 2432 3 1428  
  2431 - 2002 2431 - 2002 4 1429  
  2001 - 1707 2001 - 1707 3 1430 one eol noise test record

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)  
3683-3666     3683-3666 75-91 Bird depth out of spec Bird C1-5 9Mtrs
3376-3317     3376-3317 75-91 Bird depth out of spec Bird C1-5 9.9 mtrs
3322-3283     3322-3283 2627-2643 Bird depth out of spec Bird C8-4 9.6 mtrs
3310-3262     3310-3262 2675-2695 Bird depth out of spec Bird C8-6 10 mtrs
3300-3272     3300-3272 2696-2715 Bird depth out of spec Bird C8-7 10 mtrs
2868-2837     2868-2837 75-91 Bird depth out of spec Bird C1-5 9.7 mtrs
2864-2852     2864-2852 2627-2643 Bird depth out of spec Bird C8-4 9.8 mtrs
2835-2702     2835-2702 75-91 Bird depth out of spec Bird C1-5 9.8 mtrs
2700-2627     2700-2627 75-91 Bird depth out of spec Bird C1-5 9.7 mtrs
2625-2617     2625-2617 75-91 Bird depth out of spec Bird C1-5 9 mtrs
2530-2510     2530-2510 75-91 Bird depth out of spec Bird C1-5 9 mtrs
2405-2347     2405-2347 75-91 Bird depth out of spec Bird C1-5 9.4 mtrs
2297-2274     2297-2274 75-91 Bird depth out of spec Bird C1-5 9.4 mtrs
2235-2226     2235-2226 75-91 Bird depth out of spec Bird C1-5 10 mtrs
2072-2061     2072-2061 75-91 Bird depth out of spec Bird C1-5
1858-1788     1858-1788 75-91 Bird depth out of spec Bird C1-5 9.5 mtrs
1786-1743     1786-1743 75-91 Bird depth out of spec Bird C1-5 9.5 mtrs
Warning
Shot(s)     File(s) Trace(s) Type Remark
3449-3435     3449-3435 NONE Bird depth out of spec Bird C8-4
3377-3355     3377-3355 NONE Bird depth out of spec Bird C1-6
3333-3319     3333-3319 NONE Bird depth out of spec Bird C2-7
3319-3277     3319-3277 NONE Bird depth out of spec Bird C8-5
3316-3282     3316-3282 NONE Bird depth out of spec Bird C1-5
3313-3301     3313-3301 NONE Bird depth out of spec Bird C7-4
3280-3271     3280-3271 NONE Bird depth out of spec Bird C1-5
3279-3268     3279-3268 NONE Bird depth out of spec Bird C7-6
3270-3251     3270-3251 NONE Bird depth out of spec Bird C8-7
3269-3237     3269-3237 NONE Bird depth out of spec Bird C1-5
3269-3231     3269-3231 NONE Bird depth out of spec Bird C2-7
3252-3222     3252-3222 NONE Bird depth out of spec Bird C8-4
3238-3180     3238-3180 NONE Bird depth out of spec Bird C8-7
3233-3184     3233-3184 NONE Bird depth out of spec Bird C8-6
3216-3191     3216-3191 NONE Bird depth out of spec Bird C1-5
3122-3107     3122-3107 NONE Bird depth out of spec Bird C8-6
2962-2949     2962-2949 NONE Bird depth out of spec Bird C8-6
2932-2919     2932-2919 NONE Bird depth out of spec Bird C8-6
2851-2818     2851-2818 NONE Bird depth out of spec Bird C8-4
2840-2802     2840-2802 NONE Bird depth out of spec Bird C8-6
2803-2770     2803-2770 NONE Bird depth out of spec Bird C2-7
2774     2774 NONE Gun timing error Gun 5-2 error (ms) : -1.7
2688-2670     2688-2670 NONE Bird depth out of spec Bird C8-6
2684-2652     2684-2652 NONE Bird depth out of spec Bird C8-4
2672-2658     2672-2658 NONE Bird depth out of spec Bird C8-7
2669-2645     2669-2645 NONE Bird depth out of spec Bird C8-6
2654-2624     2654-2624 NONE Bird depth out of spec Bird C2-7
2651-2641     2651-2641 NONE Bird depth out of spec Bird C8-4
2644-2609     2644-2609 NONE Bird depth out of spec Bird C8-6
2640-2621     2640-2621 NONE Bird depth out of spec Bird C8-4
2625-2603     2625-2603 NONE Bird depth out of spec Bird C8-7
2613-2570     2613-2570 NONE Bird depth out of spec Bird C1-5
2613-2571     2613-2571 NONE Bird depth out of spec Bird C2-7
2543-2519     2543-2519 NONE Bird depth out of spec Bird C2-4
2542-2532     2542-2532 NONE Bird depth out of spec Bird C1-5
2509-2406     2509-2406 NONE Bird depth out of spec Bird C1-5
2436     2436 NONE Gun timing error Gun 5-2 error (ms) : 1.7
2422-2406     2422-2406 NONE Bird depth out of spec Bird C8-6
2273-2262     2273-2262 NONE Bird depth out of spec Bird C1-5
2174-2100     2174-2100 NONE Bird depth out of spec Bird C1-5
2000-1878     2000-1878 NONE Bird depth out of spec Bird C1-5
1916     1916 NONE Gun timing error Gun 5-2 error (ms) : 1.6
1875-1859     1875-1859 NONE Bird depth out of spec Bird C1-5
1836-1793     1836-1793 NONE Bird depth out of spec Bird C8-6
1833-1809     1833-1809 NONE Bird depth out of spec Bird C8-7
1822-1777     1822-1777 NONE Bird depth out of spec Bird C8-4
1819-1790     1819-1790 NONE Bird depth out of spec Bird C2-7
1793-1771     1793-1771 NONE Bird depth out of spec Bird C8-6
1793-1777     1793-1777 NONE Bird depth out of spec Bird C8-7
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 19:37:52utc 08-Apr-2002