ACQUISITION REPORT Sequence-0887
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170C
  Survey Type 6 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A5472PFH887
  Preplot G01A5472
  Direction 265.0°
  SOL Date 01:00:25utc 03-Jul-2002
  EOL Date 02:15:52utc 03-Jul-2002
 Attributes:  
   Wind Force 21.0 [knots] Dir WNW
   Swell Height 1.5 [meters] Dir W
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 85.9 61.4 [meters]
   Bottomspeed  4.1 4.06 [knots]
   Featherangle sb +3.7 sb +7.1 [deg]
   Cable noise 7.4 6.2 [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 8
2 PORT -345.0 -25.0 -6.0 3542.0 3 8

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 -520.0 250.0 -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)   2778 - 2779  
   SOL Dummy Record(s) 2780 - 2809 2780 - 2809 00:56:02 - 01:00:17
   FSP Start of Line 2810 2810 01:00:25
   MSP      
   LSP End of Line 3320 3320 02:15:52
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3321 - 3322  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2810 - 3320 2810 - 3320 01:00:25-02:15:52 Prime 12 Valid  
 Remarks:      
   Navigation Streamer depth 7.0mtr. Six streamer line.    
   Recording QC Frontsheet Set 5. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1006mB. Using Six streamer. Orthogonal Line. Bird C6-11 No Comms. Bird C1-3 continously out of spec, off collar    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2778 - 3322 2778 - 3322 2 10094  
Stream 2
   Shot(s) Files Deck Reel Remark
  2778 - 3322 2778 - 3322 3 10094  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2067, 2134, 2185 Noisy Trace(s)  
2843-2849     2843-2849 1763-1779 Bird depth out of spec Bird C5-14, Min depth 4.7m
3264-3271     3264-3271 27-43 Bird depth out of spec Bird C1-3, Max depth 9.4m
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 379, 1127, 1895 Noisy Trace(s)  
ALL     ALL 27-43 Bird depth out of spec Bird C1-3 continously out of spec, off collar
2815-2833     2815-2833 1763-1779 Bird depth out of spec Bird C5-14
2858     2858 ALL Gun timing error Gun 5-3 error (ms) : -1.2
2862     2862 ALL Gun timing error Gun 5-3 error (ms) : -1.1
2948     2948 ALL Gun timing error Gun 5-3 error (ms) : -1.1
3195-3243     3195-3243 27-43 Bird depth out of spec Bird C1-3
3232     3232 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3245-3258     3245-3258 27-43 Bird depth out of spec Bird C1-3
3272-3304     3272-3304 27-43 Bird depth out of spec Bird C1-3
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 12:59:23utc 03-Jul-2002