ACQUISITION REPORT Sequence-0945
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170D
  Survey Type 4 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A0071JTT945
  Preplot G01A0071
  Direction 18.0°
  SOL Date 10:01:09utc 16-Jul-2002
  EOL Date 11:11:17utc 16-Jul-2002
 Attributes:  
   Wind Force 25.0 [knots] Dir W
   Swell Height 0.5 [meters] Dir W
   Propellor rpm 137 [avg]  
   Propellor pitch 60 [avg]  
       
  SOL EOL  
   Waterdepth 54.7 60.0 [meters]
   Bottomspeed  4.1 3.5 [knots]
   Featherangle port -7.0 port -8.8 [deg]
   Cable noise 9.5 7.0 [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 -180.0 25.0 -6.0 3542.0 3 24
2 PORT -180.0 -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 -330.0 150.0 -7.0 2600 Nessie-3 12.5 208 0001-0208
2 STBD -330.0 50.0 -7.0 2600 Nessie-3 12.5 208 0209-0416
3 PORT -330.0 -50.0 -7.0 2600 Nessie-3 12.5 208 0417-0624
4 PORT -330.0 -150.0 -7.0 2600 Nessie-3 12.5 208 0625-0832

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 0208 0001-0208 0208 0001 - 0208 5.60
3 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0208 0209-0416 0208 0209 - 0416 5.60
4 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0208 0417-0624 0208 0417 - 0624 5.60
5 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0208 0625-0832 0208 0625 - 0832 5.60

Production
  Shotpoint File Time [utc]
   SOL Noise Record(s)   2252-2251  
   SOL Dummy Record(s) 2250 - 2213 2250 - 2213 09:55:21 - 10:01:00
   FSP Start of Line 2212 2212 10:01:09
   MSP      
   LSP End of Line 1780 1780 11:11:17
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1729  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2212 - 1780 2212-1780 10:01:09-11:11:17 Infill 8 Valid Diagonal line South of Tuna and South of West Tuna platform
 Remarks:      
   Navigation Streamer depth 7.0mtr. Four by 2.6km streamer line.    
   Recording QC Frontsheet Set 6. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1020mB. Using Four by 2.6km streamer. Side swipes present on records. SOL noise was taken at 4.7 knots with 1.1 knots head current.    

Tape-list
Stream 2
   Shot(s) Files Deck Reel Remark
  2252 - 1729 2252 - 1729 2 10153  
Stream 3
   Shot(s) Files Deck Reel Remark
  2252 - 1729 2252 - 1729 3 10153  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
Warning
Shot(s)     File(s) Trace(s) Type Remark
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 21:33:18utc 16-Jul-2002