ACQUISITION REPORT Sequence-0484
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4880J484
  Preplot G01A4880
  Direction 198.0°
  SOL Date 17:08:31utc 23-Jun-2002
  EOL Date 21:47:54utc 23-Jun-2002
 Attributes:  
   Wind Force 20.0 [knots] Dir WNW
   Swell Height 1.0 [meters] Dir VAR
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 83.0 256.0 [meters]
   Bottomspeed  4.7 4.4 [knots]
   Featherangle port -6.0 sb +4.3 [deg]
   Cable noise 6.2 11.0 [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  
0 STBD -520.0 -350.0 -7.0 0   0.0 0 0000-0000
1 STBD -520.0 250.0 -7.0 4600 Nessie-3 12.5 368 0001-0368
2 STBD -520.0 150.0 -7.0 4600 Nessie-3 12.5 368 0369-0736
3 STBD -520.0 50.0 -7.0 4600 Nessie-3 12.5 368 0737-1104
4 PORT -520.0 -50.0 -7.0 4600 Nessie-3 12.5 368 1105-1472
5 PORT -520.0 -150.0 -7.0 4600 Nessie-3 12.5 368 1473-1840
6 PORT -520.0 -250.0 -7.0 4600 Nessie-3 12.5 368 1841-2208

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

Production
  Shotpoint File Time [utc]
   SOL Noise Record(s)   3952 - 3941  
   SOL Dummy Record(s) 3950 - 3941 3950 - 3941 17:07:12 - 08:42:47
   FSP Start of Line 3940 3940 17:08:31
   MSP      
   LSP End of Line 1766 1766 21:47:54
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1765 - 1765  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3940 - 1766 3940 - 1766 08:42:57-21:47:54 Infill 12 Valid  
 Remarks:      
   Navigation Streamer depth 7.0mtr. Six streamer line.    
   Recording QC Frontsheet Set 5. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1029mB. Six streamer line.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3952 - 3403 3952 - 3403 1 1964  
  3402 - 2853 3402 - 2853 2 1965  
  2852 - 2303 2852 - 2303 1 1966  
  2302 - 1766 2302 - 1766 2 1967  
Stream 2
   Shot(s) Files Deck Reel Remark
  3952 - 3403 3952 - 3403 3 1964  
  3402 - 2853 3402 - 2853 4 1965  
  2852 - 2303 2852 - 2303 3 1966  
  2302 - 1766 2302 - 1766 4 1967  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1127, 2134, 379, 1895 Noisy Trace(s)  
ALL     ALL 2182-2184 Noisy Trace(s) Occ noise bursts observed, possible debris on streamer
3824-3782     3824-3782 339-355 Bird depth out of spec Bird 1-16 deep max 10.3 mtrs
3679     3679 ALL Gun timing error Gun 2-1 error (ms) : -2.1
3677     3677 ALL Gun timing error Gun 2-1 error (ms) : -2.2
3471-3466     3471-3466 339-355 Bird depth out of spec Bird C1-16 Min depth 4.5 mtrs
2995-2820     2995-2820 334-368 Streamer depth Channel range noisy d/t faulty bird 1-16 coming to surface.
1867     1867 ALL Gun timing error Gun 2-1 error (ms) : -2.1
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1-2, 370, 1473-1480, 1841-1852, 1854-1856 Slope alarm > 5% of total line
3921     3921 NONE Gun timing error Gun 2-1 error (ms) : 1.6
3917     3917 NONE Gun timing error Gun 2-1 error (ms) : 1.7
3673     3673 ALL Gun timing error Gun 2-1 error (ms) : -2.0
3629     3629 ALL Gun timing error Gun 2-1 error (ms) : -1.6
3627     3627 ALL Gun timing error Gun 2-1 error (ms) : -1.6
3623     3623 ALL Gun timing error Gun 2-1 error (ms) : -1.8
3595     3595 ALL Gun timing error Gun 2-3 error (ms) : 1.1
3523     3523 ALL Gun timing error Gun 2-1 error (ms) : 1.7
3405     3405 ALL Gun timing error Gun 2-1 error (ms) : -1.8
3401     3401 ALL Gun timing error Gun 2-1 error (ms) : -1.6
3397     3397 ALL Gun timing error Gun 2-1 error (ms) : -1.9
3377     3377 ALL Gun timing error Gun 2-1 error (ms) : -1.9
3356     3356 ALL Gun timing error Gun 5-3 error (ms) : -1.1
3345     3345 ALL Gun timing error Gun 2-1 error (ms) : 1.6
3226-3213     3226-3213 NONE Bird depth out of spec Bird C1-3 Max Depth 8.3 mtrs
3148     3148 ALL Gun timing error Gun 5-4 error (ms) : 1.1
3144     3144 ALL Gun timing error Gun 5-4 error (ms) : 1.2
3125     3125 ALL Gun timing error Gun 2-1 error (ms) : 1.7
3118     3118 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3117     3117 ALL Gun timing error Gun 2-1 error (ms) : 1.6
3102     3102 ALL Swell Noise Swell noise increased occ 10-15%
3093     3093 ALL Gun timing error Gun 2-1 error (ms) : 1.7
3074     3074 ALL Gun timing error Gun 5-4 error (ms) : -1.3
3062     3062 ALL Gun timing error Gun 5-4 error (ms) : -1.2
3056     3056 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3044     3044 ALL Gun timing error Gun 5-3 error (ms) : -1.4
3044     3044 ALL Gun timing error Gun 5-4 error (ms) : -1.7
3040     3040 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2998     2998 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2988     2988 ALL Gun timing error Gun 5-4 error (ms) : -1.4
2962     2962 ALL Gun timing error Gun 5-3 error (ms) : -1.1
2926     2926 ALL Gun timing error Gun 5-3 error (ms) : -1.3
2917     2917 ALL Gun timing error Gun 2-1 error (ms) : -1.7
2863     2863 ALL Gun timing error Gun 2-1 error (ms) : 1.8
2861     2861 ALL Gun timing error Gun 2-1 error (ms) : 1.6
2843     2843 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2838     2838 ALL Gun timing error Gun 5-4 error (ms) : -1.7
2708     2708 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2693     2693 ALL Gun timing error Gun 2-1 error (ms) : -1.7
2689     2689 ALL Gun timing error Gun 2-1 error (ms) : -1.9
2687     2687 ALL Gun timing error Gun 2-3 error (ms) : -1.1
2680     2680 ALL Gun timing error Gun 5-4 error (ms) : -1.4
2577     2577 ALL Gun timing error Gun 2-1 error (ms) : -1.8
2523     2523 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2471     2471 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2415     2415 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2363     2363 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2361     2361 ALL Gun timing error Gun 2-1 error (ms) : -1.8
2359     2359 ALL Gun timing error Gun 2-1 error (ms) : -1.7
2313     2313 ALL Gun timing error Gun 2-1 error (ms) : -1.8
2311     2311 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2309     2309 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2247     2247 ALL Gun timing error Gun 2-1 error (ms) : -1.9
2243     2243 ALL Gun timing error Gun 2-1 error (ms) : -1.8
2200     2200 ALL Gun timing error Gun 5-3 error (ms) : -1.2
2199     2199 ALL Gun timing error Gun 2-1 error (ms) : -1.7
2197     2197 ALL Gun timing error Gun 2-1 error (ms) : -1.7
2138     2138 ALL Gun timing error Gun 5-3 error (ms) : -1.2
2113     2113 ALL Gun timing error Gun 2-1 error (ms) : -1.9
2043     2043 ALL Gun timing error Gun 2-1 error (ms) : -1.6
1957     1957 ALL Gun timing error Gun 2-1 error (ms) : -1.7
1955     1955 ALL Gun timing error Gun 2-1 error (ms) : -1.7
1953     1953 ALL Gun timing error Gun 2-1 error (ms) : -1.8
1951     1951 ALL Gun timing error Gun 2-1 error (ms) : -1.6
1925     1925 ALL Gun timing error Gun 2-1 error (ms) : -1.8
1923     1923 ALL Gun timing error Gun 2-1 error (ms) : -1.9
1921     1921 ALL Gun timing error Gun 2-1 error (ms) : -1.9
1901     1901 ALL Gun timing error Gun 2-1 error (ms) : 1.9
1899     1899 ALL Gun timing error Gun 2-1 error (ms) : 1.8
1888     1888 ALL Gun timing error Gun 5-3 error (ms) : -1.1
1865     1865 ALL Gun timing error Gun 2-1 error (ms) : -1.9
1837     1837 ALL Gun timing error Gun 2-1 error (ms) : -1.6
1833     1833 ALL Gun timing error Gun 2-1 error (ms) : -1.7
1831     1831 ALL Gun timing error Gun 2-1 error (ms) : -1.6
1805     1805 ALL Gun timing error Gun 2-1 error (ms) : -1.6
1803     1803 ALL Gun timing error Gun 2-1 error (ms) : -1.7
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Parity errors Very low level parity errors observed throughout line 2,streamer 2
2000-1920     2000-1920 ALL Reflection Strong reflection seen


 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 14:31:40utc 24-Jun-2002