ACQUISITION REPORT Sequence-0475
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4848B475
  Preplot G01A4848
  Direction 198.0°
  SOL Date 22:47:58utc 06-Jun-2002
  EOL Date 02:02:03utc 07-Jun-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir NNE
   Swell Height 1.0 [meters] Dir WSW
   Propellor rpm 122 [avg]  
   Propellor pitch 95 [avg]  
       
  SOL EOL  
   Waterdepth 114.0 254.0 [meters]
   Bottomspeed  4.8 4.9 [knots]
   Featherangle 0.0 sb +0.8 [deg]
   Cable noise 6.68 4.3 [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)   3312 - 3311  
   SOL Dummy Record(s) 3310 - 3301 3310 - 3301 22:46:43 - 22:47:51
   FSP Start of Line 3300 3300 22:47:58
   MSP 2735 2735 23:59:57
   LSP End of Line 1753 1753 02:02:03
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1752 - 1752  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3300 - 1753 3300 - 1753 22:47:58-02:02:03 Infill 14 Valid  
 Remarks:      
   Navigation Streamer depth 7.0m, Line name should be G01A4848L475 (line acquire as infill)    
   Recording QC ###Line shot using streamers 1-7 only###. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1017mB. Low frequency strumming Str 6 channels 1841 - 1875.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3312 - 2883 3312 - 2883 2 1936  
  2882 - 2453 2882 - 2453 1 1937  
  2452 - 2023 2452 - 2023 2 1938  
  2022 - 1752 2022 - 1752 1 1939  
Stream 2
   Shot(s) Files Deck Reel Remark
  3312 - 2883 3312 - 2883 3 1936  
  2882 - 2453 2882 - 2453 4 1937  
  2452 - 2023 2452 - 2023 3 1938  
  2022 - 1752 2022 - 1752 4 1939  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1553 Spiking Trace(s)  
ALL     ALL 304, 1857 Noisy Trace(s)  
ALL     ALL 377, 744, 2446 Killed Traces  
ALL     ALL 2577-2944 Killed Traces Cable 8 NTBP
3196-2941     3196-2941 ALL Streamer noise Low frequency noise dt currents
2816-2797     2816-2797 6-63 Streamer noise Low frequency noise dt currents
2815-2803     2815-2803 377-420 Streamer noise Low frequency noise dt currents
Warning
Shot(s)     File(s) Trace(s) Type Remark
3310-3299     3310-3299 NONE Bird depth out of spec Bird C1-2
3309-3262     3309-3262 NONE Bird depth out of spec Bird C2-12
3235-3209     3235-3209 NONE Bird depth out of spec Bird C2-12
3223-3213     3223-3213 NONE Bird depth out of spec Bird C1-2
3214-3211     3214-3211 NONE Bird depth out of spec Bird C4-3
3209-3208     3209-3208 NONE Bird depth out of spec Bird C4-4
3192-3174     3192-3174 NONE Bird depth out of spec Bird C7-4
3174-3170     3174-3170 NONE Bird depth out of spec Bird C1-2
3156-3129     3156-3129 NONE Bird depth out of spec Bird C2-12
3118-3098     3118-3098 NONE Bird depth out of spec Bird C2-12
3113-3098     3113-3098 NONE Bird depth out of spec Bird C2-11
3096-3051     3096-3051 NONE Bird depth out of spec Bird C2-12
3006-2981     3006-2981 NONE Bird depth out of spec Bird C2-11
2091-2086     2091-2086 NONE Bird depth out of spec Bird C7-4
2083-2077     2083-2077 NONE Bird depth out of spec Bird C7-4
2074-2044     2074-2044 NONE Bird depth out of spec Bird C2-12
2073-2072     2073-2072 NONE Bird depth out of spec Bird C1-2
2069-2065     2069-2065 NONE Bird depth out of spec Bird C2-11
1918-1904     1918-1904 NONE Bird depth out of spec Bird C1-5
1916-1895     1916-1895 NONE Bird depth out of spec Bird C1-2
1811-1802     1811-1802 NONE Bird depth out of spec Bird C7-4
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE No bird comms birds C1-4 C2-4


 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 05:56:55utc 07-Jun-2002