ACQUISITION REPORT Sequence-0366
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3824A366
  Preplot G01A3824
  Direction 18.0°
  SOL Date 23:09:45utc 16-Apr-2002
  EOL Date 05:44:00utc 17-Apr-2002
 Attributes:  
   Wind Force 8.0 [knots] Dir SSE
   Swell Height 2.0 [meters] Dir ESE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 57.0 47.0 [meters]
   Bottomspeed  4.0 4.5 [knots]
   Featherangle port -9.2 port -4.4 [deg]
   Cable noise 10.7 6.05 [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
0 STBD -345.0 25.0 -6.0 0.0 0 0
0 STBD -345.0 -25.0 -6.0 0.0 0 0

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)      
   SOL Dummy Record(s)      
   FSP Start of Line 1642   23:09:45
   MSP 1993    
   LSP End of Line 4286 4286 05:44:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)      
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1642 - 3399   - 3399  -03:40:13 Prime 0 Scratched  
    3400 - 4286 3400 - 4286 03:40:22-05:44:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1020mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. FGSP 3400, d/t swell noise    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2798 - 3227 2798 - 3227 1 1551  
  3228 - 3657 3228 - 3657 2 1552  
  3658 - 4087 3658 - 4087 1 1553  
  4088 - 4288 4088 - 4288 2 1554  
Stream 2
   Shot(s) Files Deck Reel Remark
  2798 - 3227 2798 - 3227 3 1551  
  3228 - 3657 3228 - 3657 4 1552  
  3658 - 4087 3658 - 4087 3 1553  
  4088 - 4288 4088 - 4288 4 1554  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1476 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 11, 1553, 1801, 2265 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
ALL     ALL 744 Killed trace  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird Comms Bird C8-10 No comms Bird C1-2 Intermittent comms
3128-3141     3128-3141 NONE Bird depth out of spec Bird C7-9
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 17:01:45utc 17-Apr-2002