ACQUISITION REPORT Sequence-0168
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2144B168
  Preplot G01A2144
  Direction 18.0°
  SOL Date 17:23:05utc 31-Dec-2001
  EOL Date 21:38:09utc 31-Dec-2001
 Attributes:  
   Wind Force 25.0 [knots] Dir SW
   Swell Height 1.5 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 48.5 40.0 [meters]
   Bottomspeed  4.8 4.8 [knots]
   Featherangle sb +7.6 sb +2.7 [deg]
   Cable noise 5.77 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)   1388 - 1389  
   SOL Dummy Record(s) 1390 - 1419 1390 - 1419 17:19:19 - 17:22:57
   FSP Start of Line 1420 1420 17:23:05
   MSP      
   LSP End of Line 3471 3471 21:38:09
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3472 - 3473  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1420 - 3471 1420 - 3471 17:23:05-21:38:09 Prime 16 Valid  
 Remarks:      
   Navigation      
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 999mB SSE functions on TRISOR disabled, GUNPOS block NOT recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1388 - 1817 1388 - 1817 1 697  
  1818 - 2247 1818 - 2247 2 698  
  2248 - 2677 2248 - 2677 1 699  
  2678 - 3107 2678 - 3107 2 700  
  3108 - 3473 3108 - 3473 1 701  
Stream 2
   Shot(s) Files Deck Reel Remark
  1388 - 1817 1388 - 1817 3 697  
  1818 - 2247 1818 - 2247 4 698  
  2248 - 2677 2248 - 2677 3 699  
  2678 - 3107 2678 - 3107 4 700  
  3108 - 3473 3108 - 3473 3 701  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1657, 2307, 2731 Spiking Trace(s)  
ALL     ALL 2871 Noisy Trace(s)  
ALL     ALL- 1853 Killed traces  
1516     1516 ALL Gun timing error Gun 5-2 error (ms) : -2.1
1518     1518 ALL Gun timing error Gun 5-2 error (ms) : -2.3
1520     1520 ALL Gun timing error Gun 5-2 error (ms) : -2.2
1854     1854 ALL Gun timing error Gun 5-2 error (ms) : 2.4
2528     2528 ALL Gun timing error Gun 5-2 error (ms) : 2.3
2530     2530 ALL Gun timing error Gun 5-2 error (ms) : 2.6
2532     2532 ALL Gun timing error Gun 5-2 error (ms) : 2.5
2814     2814 ALL Gun timing error Gun 5-2 error (ms) : 1.9
2816     2816 ALL Gun timing error Gun 5-2 error (ms) : 2.0
3168     3168 ALL Gun timing error Gun 5-2 error (ms) : 2.1
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2301 Crossfeed Fails crossfeed test
ALL     ALL 5, 9, 369-371, 737-741, 744, 1105-1106, 1109, 1112-1113, 2209-2220, 2223-2224, 2577-2578, 2584-2588 Slope alarm > 5% of total line
1462     1462 ALL Gun timing error Gun 5-2 error (ms) : 1.8
1761     1761 ALL Source depth out of spec Source-depth for gun position 3-3 above 5.4 meter
1906     1906 ALL Gun timing error Gun 5-2 error (ms) : -1.6
2005     2005 ALL Source depth out of spec Source-depth for gun position 5-1 above 5.4 meter
2174     2174 ALL Source depth out of spec Source-depth for gun position 5-6 above 5.4 meter
2224     2224 ALL Source depth out of spec Source-depth for gun position 5-6 above 5.4 meter
2415     2415 ALL Source depth out of spec Source-depth for gun position 2-4 below 6.6 meter
2427     2427 ALL Source depth out of spec Source-depth for gun position 5-6 above 5.4 meter
2580     2580 ALL Gun timing error Gun 5-2 error (ms) : 1.8
2639     2639 ALL Source depth out of spec Source-depth for gun position 5-6 above 5.4 meter
3166     3166 ALL Gun timing error Gun 5-2 error (ms) : 1.6
3170     3170 ALL Gun timing error Gun 5-2 error (ms) : 1.6
3190     3190 ALL Gun timing error Gun 5-2 error (ms) : -1.8
3448-3459     3448-3459 147-163 Bird depth out of spec Bird C1-8
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 22:09:47utc 31-Dec-2001