ACQUISITION REPORT Sequence-0220
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1408A220
  Preplot G01A1408
  Direction 198.0°
  SOL Date 14:01:29utc 22-Jan-2002
  EOL Date 17:33:38utc 22-Jan-2002
 Attributes:  
   Wind Force 8.0 [knots] Dir S
   Swell Height 1.5 [meters] Dir S
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 21.0 38.0 [meters]
   Bottomspeed  4.4 4.9 [knots]
   Featherangle port -5.24 sb +3.7 [deg]
   Cable noise 4.7 5.9 [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
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)   2699 - 2698  
   SOL Dummy Record(s) 2645 - 2588 2645 - 2588 13:53:31 - 14:01:21
   FSP Start of Line 2587 2587 14:01:29
   MSP      
   LSP End of Line 930 930 17:33:38
   EOL Dummy Record(s)      
   EOL Noise Record(s)   929 - 928  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2587 - 930 2587 - 930 14:01:29-17:33:38 Prime 16 Valid  
 Remarks:      
   Navigation      
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1018mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Some intermitant comms. with bird on Str 1 & 4.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2699 - 2218 2699 - 2218 1 912  
  2217 - 1788 2217 - 1788 2 913  
  1787 - 1358 1787 - 1358 1 914  
  1357 - 928 1357 - 928 2 915  
Stream 2
   Shot(s) Files Deck Reel Remark
  2699 - 2218 2699 - 2218 3 912  
  2217 - 1788 2217 - 1788 3 913  
  1787 - 1358 1787 - 1358 4 914  
  1357 - 928 1357 - 928 3 915  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1853 Killed Trace  
ALL     ALL 1255 Noisy Trace(s)  
ALL     ALL 172 Noisy Trace(s)  
2576     2576 171 Spiking Trace(s)  
2570     2570 171 Spiking Trace(s)  
2568     2568 171 Spiking Trace(s)  
2567     2567 171 Spiking Trace(s)  
2559     2559 171 Spiking Trace(s)  
2554     2554 171 Spiking Trace(s)  
2533     2533 171 Spiking Trace(s)  
2528     2528 171 Spiking Trace(s)  
2524     2524 171 Spiking Trace(s)  
2518     2518 171 Spiking Trace(s)  
2514     2514 171 Spiking Trace(s)  
2463     2463 171 Spiking Trace(s)  
2448     2448 171 Spiking Trace(s)  
2435     2435 171 Spiking Trace(s)  
2428     2428 171 Spiking Trace(s)  
2343     2343 171 Spiking Trace(s)  
2342     2342 171 Spiking Trace(s)  
2296     2296 171 Spiking Trace(s)  
2250     2250 171 Spiking Trace(s)  
2138     2138 523 Spiking Trace(s)  
1590     1590 1694 Spiking Trace(s)  
1167     1167 1105-1472 Streamer Earth Leakage E/L on str 4.
1009     1009 ALL Gun timing error Gun 2-3 error (ms) : 1.5
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test  
2565     2565 ALL Gun timing error Gun 2-3 error (ms) : 1.3
2541     2541 ALL Gun timing error Gun 2-3 error (ms) : 1.3
2491     2491 ALL Gun timing error Gun 2-3 error (ms) : 1.1
2452     2452 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2197     2197 ALL Gun timing error Gun 2-3 error (ms) : 1.3
2112     2112 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2107     2107 ALL Gun timing error Gun 3-4 error (ms) : 1.2
1833     1833 ALL Gun timing error Gun 3-4 error (ms) : 1.1
1541     1541 ALL Gun timing error Gun 2-3 error (ms) : 1.4
1312     1312 ALL Gun timing error Gun 5-4 error (ms) : -1.6
944     944 ALL Gun timing error Gun 5-4 error (ms) : -1.2
Comment
Shot(s)     File(s) Trace(s) Type Remark
2645-2588     2645-2588 ALL Dummy shot points. Dummy shot points.
2494     2494 NONE Bird depth out of spec Bird C1-15, displayed as 68M, data spike
2009     2009 NONE Bird depth out of spec Bird C1-16, displayed as 68M, data spike
1258     1258 NONE Bird depth out of spec Bird C1-15, displayed as 68M, data spike
1249     1249 NONE Bird depth out of spec Bird C1-16, displayed as 68M, data spike


 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 01:19:40utc 23-Jan-2002