ACQUISITION REPORT Sequence-0328
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4608A328
  Preplot  G01A4608
  Direction 18.0°
  SOL Date 01:03:45utc 25-Mar-2002
  EOL Date 05:52:24utc 25-Mar-2002

 Attributes:  
   Wind Force 12.0 [knots] Dir NW
   Swell Height 2.0 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 185.0 56.0 [meters]
   Bottomspeed  4.29 4.3 [knots]
   Featherangle sb +5.2 port -4.1 [deg]
   Cable noise 4.02 5.18 [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)   2238 - 2239  
   SOL Dummy Record(s)      
   FSP Start of Line 2240 2240 01:03:45
   MSP    
   LSP End of Line 4318 4318 05:52:24
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4319 - 4320  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2240 - 2314 2240 - 2314 01:03:45-01:14:01 Unknown 0 Scratched  
    2315 - 4318 2315 - 4318 01:14:10-05:52:24 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC ###FGSP 2315 Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1018mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP.    
Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2238 - 2667 2238 - 2667 1 1344  
  2668 - 3097 2668 - 3097 2 1345  
  3098 - 3527 3098 - 3527 1 1346  
  3528 - 3957 3528 - 3957 2 1347  
  3958 - 4320 3958 - 4320 1 1348  
Stream 2
   Shot(s) Files Deck Reel Remark
  2238 - 2667 2238 - 2667 3 1344  
  2668 - 3097 2668 - 3097 4 1345  
  3098 - 3527 3098 - 3527 3 1346  
  3528 - 3957 3528 - 3957 4 1347  
  3958 - 4320 3958 - 4320 3 1348  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
2757-2852     2757-2852 748-849 Noisy Trace(s) Turn noise D/T current change
2757-2852     2757-2852 1481-1585 Noisy Trace(s) Turn noise D/T current change
2758-2851     2758-2851 2221-2314 Noisy Trace(s) Turn noise D/T current change
2759-2871     2759-2871 1107-1211 Noisy Trace(s) Turn noise D/T current change
2759-2852     2759-2852 1854-1946 Noisy Trace(s) Turn noise D/T current change
2763-2866     2763-2866 2585-2707 Noisy Trace(s) Turn noise D/T current change
2773-2857     2773-2857 12-108 Noisy Trace(s) Turn noise D/T current change
2776-2868     2776-2868 382-487 Noisy Trace(s) Turn noise D/T current change
2816-2900     2816-2900 2315-2384 Noisy Trace(s) Turn noise D/T current change
2817-2913     2817-2913 1586-1649 Noisy Trace(s) Turn noise D/T current change
2820-2907     2820-2907 1947-2019 Noisy Trace(s) Turn noise D/T current change
2821-2896     2821-2896 1212-1256 Noisy Trace(s) Turn noise D/T current change
2823-2903     2823-2903 107-172 Noisy Trace(s) Turn noise D/T current change
2827-2909     2827-2909 850-915 Noisy Trace(s) Turn noise D/T current change
2831-2895     2831-2895 488-545 Noisy Trace(s) Turn noise D/T current change
2833-2898     2833-2898 2707-2764 Noisy Trace(s) Turn noise D/T current change
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1-13, 16, 369-383, 390, 737-753, 755-758, 760, 763-764, 1105-1106, 1109-1110, 1112-1113, 1121, 1126, 1130, 1134-1135, 1489, 1841-1853, 1855-1856, 1873, 2209-2220, 2222-2226, 2577, 2584-2588 Slope alarm > 5% of total line
2414-2430     2414-2430 2259-2275 Bird depth out of spec Bird C7-4
2415-2427     2415-2427 2276-2299 Bird depth out of spec Bird C7-5
2473-2486     2473-2486 2259-2275 Bird depth out of spec Bird C7-4
2517-2526     2517-2526 2295-2275 Bird depth out of spec Bird C7-4
2784-2800     2784-2800 51-67 Bird depth out of spec Bird C1-4
3380-3393     3380-3393 NONE Bird depth out of spec Bird C2-4
4092-4107     4092-4107 NONE Bird depth out of spec Bird C8-5
4263-4276     4263-4276 NONE Bird depth out of spec Bird C5-6
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 06:28:17utc 25-Mar-2002