ACQUISITION REPORT Sequence-0470
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4848A470
  Preplot G01A4848
  Direction 198.0°
  SOL Date 08:43:59utc 05-Jun-2002
  EOL Date 14:08:34utc 05-Jun-2002
 Attributes:  
   Wind Force 0.0 [knots] $(wind_dir)
   Swell Height 0.5 [meters] $(swell_dir)
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 73.0 230.0 [meters]
   Bottomspeed  4.5 4.5 [knots]
   Featherangle sb +5.0 port -2.4 [deg]
   Cable noise 5.3 5.5 [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
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)   4220 - 4219  
   SOL Dummy Record(s) 4218 - 4209 4218 - 4209 08:42:35 - 08:43:51
   FSP Start of Line 4208 4208 08:43:59
   MSP      
   LSP End of Line 1753 1753 14:08:34
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1752 - 1751  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4208 - 1753 4208 - 1753 08:43:59-14:08:34 Reshoot 14 Valid  
 Remarks:      
   Navigation Streamer depth 7.0m    
   Recording QC ###Line shot using streamers 1-7 only###. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1035mB, pressure now 10mB. Low frequency strumming Str 6 channels 1841 - 1875.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4220 - 3791 4220 - 3791 1 1909  
  3790 - 3361 3790 - 3361 2 1910  
  3360 - 2931 3360 - 2931 1 1911  
  2930 - 2501 2930 - 2501 2 1912  
  2500 - 2071 2500 - 2071 1 1913  
  2070 - 1751 2070 - 1751 2 1914  
Stream 2
   Shot(s) Files Deck Reel Remark
  4220 - 3791 4220 - 3791 3 1909  
  3790 - 3361 3790 - 3361 4 1910  
  3360 - 2931 3360 - 2931 3 1911  
  2930 - 2501 2930 - 2501 4 1912  
  2500 - 2071 2500 - 2071 3 1913  
  2070 - 1751 2070 - 1751 4 1914  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2577-2944 Killed traces  
ALL     ALL 304, 1857 Noisy Trace(s)  
ALL     ALL 337, 350, 1545, 1553 Spiking Trace(s)  
ALL     ALL 377, 744, 2446 Killed traces  
3740     3740 337 spike on single trace trace spiking for single shot
2492     2492 ALL Gun timing error Gun 6-2 error (ms) : 2.0
1774     1774 70 spike on single trace trace spiking for single shot
Warning
Shot(s)     File(s) Trace(s) Type Remark
4202-4192     4202-4192 NONE Bird depth out of spec Bird C2-11
4140-4120     4140-4120 NONE Bird depth out of spec Bird C2-11
3995-3975     3995-3975 NONE Bird depth out of spec Bird C2-11
3907     3907 ALL Gun timing error Gun 2-1 error (ms) : -1.8
3878-3859     3878-3859 NONE Bird depth out of spec Bird C2-11
3665-3651     3665-3651 NONE Bird depth out of spec Bird C1-5
3655-3635     3655-3635 NONE Bird depth out of spec Bird C1-6
3498-3476     3498-3476 NONE Bird depth out of spec Bird C7-4
3495-3477     3495-3477 NONE Bird depth out of spec Bird C7-5
3273-3252     3273-3252 NONE Bird depth out of spec Bird C2-12
3100-3080     3100-3080 NONE Bird depth out of spec Bird C2-12
2843-2823     2843-2823 NONE Bird depth out of spec Bird C2-11
2820-2809     2820-2809 NONE Bird depth out of spec Bird C2-11
2794-2750     2794-2750 NONE Bird depth out of spec Bird C2-11
2789     2789 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2639-2620     2639-2620 NONE Bird depth out of spec Bird C7-4
2633-2623     2633-2623 NONE Bird depth out of spec Bird C2-11
2633-2623     2633-2623 NONE Bird depth out of spec Bird C7-5
2581-2551     2581-2551 NONE Bird depth out of spec Bird C2-11
2402-2366     2402-2366 NONE Bird depth out of spec Bird C2-12
1944-1930     1944-1930 NONE Bird depth out of spec Bird C2-5
1939-1921     1939-1921 NONE Bird depth out of spec Bird C2-6
1932-1921     1932-1921 NONE Bird depth out of spec Bird C1-6
1919-1873     1919-1873 NONE Bird depth out of spec Bird C2-11
1902-1880     1902-1880 NONE Bird depth out of spec Bird C1-5
1897-1887     1897-1887 NONE Bird depth out of spec Bird C2-5
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE No bird comms. Bird C1-4, C4-2


 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 18:58:42utc 05-Jun-2002