ACQUISITION REPORT Sequence-0253
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1552C253
  Preplot G01A1552
  Direction 198.0°
  SOL Date 13:30:55utc 03-Feb-2002
  EOL Date 16:26:54utc 03-Feb-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir SSW
   Swell Height 2.0 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 33.0 40.0 [meters]
   Bottomspeed  4.2 5.0 [knots]
   Featherangle port -1.3 sb +6.8 [deg]
   Cable noise 5.06 6.3 [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)   2321 - 2320  
   SOL Dummy Record(s) 2319 - 2310 2319 - 2310 13:29:29 - 13:30:46
   FSP Start of Line 2309 2309 13:30:55
   MSP      
   LSP End of Line 948 948 16:26:54
   EOL Dummy Record(s)      
   EOL Noise Record(s)   947 - 947  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2309 - 948 2309 - 948 13:30:55-16:26:54 Infill 16 Valid Reshoot seq 250-51 swell noise
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1018mB. Only one noise record at EOL. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Low level intermittent parity errors cable 6.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2321 - 1892 2321 - 1892 1 1026  
  1891 - 1462 1891 - 1462 2 1027  
  1461 - 1032 1461 - 1032 1 1028  
  1031 - 947 1031 - 947 2 1029 Only one noise file recorded.
Stream 2
   Shot(s) Files Deck Reel Remark
  2321 - 1892 2321 - 1892 3 1026  
  1891 - 1462 1891 - 1462 4 1027  
  1461 - 1032 1461 - 1032 3 1028  
  1031 - 947 1031 - 947 4 1029 Only one noise file recorded.

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1495 Noisy Trace(s)  
ALL     ALL 519 Spiking Trace(s)  
ALL     ALL 2307 Spiking Trace(s)  
ALL     ALL 1495 Noisy Trace(s)  
2281     2281 109 Spiking Trace(s)  
2108     2108 2043 Spiking Trace(s)  
1150     1150 475 Spiking Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test  
2303-2295     2303-2295 NONE Bird depth out of spec Bird C1-6 ~5.6mtrs
2289-2279     2289-2279 NONE Bird depth out of spec Bird C2-5 ~8.2 mtrs
2276-2268     2276-2268 NONE Bird depth out of spec Bird C1-6 ~8.2mtrs
2199     2199 ALL Gun Timing Error Gun 2-6 error (ms) : -1.1
2068     2068 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1769     1769 ALL Gun timing error Gun 1-2 error (ms) : -1.8
1754     1754 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1704     1704 ALL Gun timing error Gun 5-4 error (ms) : -1.4
1478     1478 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1470     1470 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1458     1458 ALL Gun timing error Gun 5-3 error (ms) : -1.1
1420     1420 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1412     1412 ALL Gun timing error Gun 5-3 error (ms) : -1.1
1344     1344 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1266     1266 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1150     1150 ALL Gun timing error Gun 5-4 error (ms) : -1.3
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 19:06:36utc 03-Feb-2002