ACQUISITION REPORT Sequence-0241
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1056A241
  Preplot G01A1056
  Direction 18.0°
  SOL Date 21:44:36utc 28-Jan-2002
  EOL Date 23:56:37utc 28-Jan-2002
 Attributes:  
   Wind Force 4.0 [knots] Dir SW
   Swell Height 1.0 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 83 [avg]  
       
  SOL EOL  
   Waterdepth 29.0 16.0 [meters]
   Bottomspeed  4.8 4.6 [knots]
   Featherangle sb +2.3 port -5.3 [deg]
   Cable noise 4.5 10.95 [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)   995 - 996  
   SOL Dummy Record(s) 997 - 1006 997 - 1006 21:43:20 - 21:44:29
   FSP Start of Line 1007 1007 21:44:36
   MSP 2053    
   LSP End of Line 2030 2030 23:56:37
   EOL Dummy Record(s)      
   EOL Noise Record(s)   2031 - 2032  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1007 - 2030 1007 - 2030 21:44:36-23:56:37 Prime 14 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1021mB. Str 1 NTBP d/t Earth Leakage fault SSE functions on TRISOR disabled, GUNPOS block NOT recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  995 - 1424 995 - 1424 1 987  
  1425 - 1854 1425 - 1854 2 988  
  1855 - 2032 1855 - 2032 2 989  
Stream 2
   Shot(s) Files Deck Reel Remark
  995 - 1424 995 - 1424 3 987  
  1425 - 1854 1425 - 1854 4 988  
  1855 - 2032 1855 - 2032 3 989  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1-368 Parity errors Str 1 NTBP d/t Earth Leakage fault
ALL     ALL 1495 Noisy Trace(s)  
ALL     ALL- 1255 Killed traces  
ALL     ALL- 1855 Killed traces  
ALL     ALL 1338 Noisy Trace(s)  
1429     1429 ALL External header lost  
1990-2030     1990-2030 369-459   Turn noise on streamer
1990-2030     1990-2030 737-851   Turn noise on streamer
1990-2030     1990-2030 1105-1216   Turn noise on streamer
1990-2030     1990-2030 1473-1578   Turn noise on streamer
1990-2030     1990-2030 1841-1926   Turn noise on streamer
1990-2030     1990-2030 2229-2302   Turn noise on streamer
1990-2030     1990-2030 2595-2679   Turn noise on streamer
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test  
1180     1180 ALL Gun timing error Gun 5-4 error (ms) : 1.1
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 01:00:17utc 29-Jan-2002