ACQUISITION REPORT Sequence-0217
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1632A217
  Preplot G01A1632
  Direction 18.0°
  SOL Date 20:00:58utc 21-Jan-2002
  EOL Date 00:11:04utc 22-Jan-2002
 Attributes:  
   Wind Force 15.0 [knots] Dir SE
   Swell Height 1.5 [meters] Dir SE
   Propellor rpm 123 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 42.0 28.0 [meters]
   Bottomspeed  4.2 4.7 [knots]
   Featherangle sb +3.6 sb +1.7 [deg]
   Cable noise 9.5 7.8 [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)   1066 - 1067  
   SOL Dummy Record(s) 1068 - 1077 1068 - 1077 19:59:31 - 20:00:50
   FSP Start of Line 1078 1078 20:00:58
   MSP 2854 2854 23:59:57
   LSP End of Line 2940 2940 00:11:04
   EOL Dummy Record(s)      
   EOL Noise Record(s)   2941 - 2942  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1078 - 2940 1078 - 2940 20:00:58-00:11:04 Prime 16 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 1018mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. All gun DI's slightly erratic d/t swell. Occ swell noise seen on all cables approx.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1066 - 1495 1066 - 1495 1 899  
  1496 - 1925 1496 - 1925 2 900  
  1926 - 2355 1926 - 2355 1 901  
  2356 - 2785 2356 - 2785 2 902  
  2786 - 2942 2786 - 2942 1 903  
Stream 2
   Shot(s) Files Deck Reel Remark
  1066 - 1495 1066 - 1495 3 899  
  1496 - 1925 1496 - 1925 4 900  
  1926 - 2355 1926 - 2355 3 901  
  2356 - 2785 2356 - 2785 4 902  
  2786 - 2942 2786 - 2942 3 903  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 1255 Killed traces  
ALL     ALL- 1853 Killed traces  
1161     1161 ALL Gun timing error Gun 3-4 error (ms) : 2.0
1297     1297 ALL Gun timing error Gun 3-4 error (ms) : 2.0
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails cross feed test  
ALL     ALL 172 Noisy Trace(s)  
1123     1123 ALL Gun timing error Gun 3-4 error (ms) : 1.9
1133     1133 ALL Gun timing error Gun 3-4 error (ms) : 1.2
1141     1141 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1169     1169 ALL Gun timing error Gun 3-4 error (ms) : 1.7
1207     1207 ALL Gun timing error Gun 3-4 error (ms) : 1.1
1215     1215 ALL Gun timing error Gun 3-4 error (ms) : 1.7
1257     1257 ALL Gun timing error Gun 3-4 error (ms) : 1.9
1313     1313 ALL Gun timing error Gun 3-4 error (ms) : 1.1
1343     1343 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1365     1365 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1369     1369 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1401     1401 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1421     1421 ALL Gun timing error Gun 3-4 error (ms) : 1.3
1455     1455 ALL Gun timing error Gun 3-4 error (ms) : 1.5
1465     1465 ALL Gun timing error Gun 3-4 error (ms) : 1.4
1537     1537 ALL Gun timing error Gun 3-4 error (ms) : 1.2
1817     1817 ALL Gun timing error Gun 2-6 error (ms) : -1.4
Comment
Shot(s)     File(s) Trace(s) Type Remark
2156     2156 NONE Bird depth out of spec Bird C1-15, bird displayed as 68M, data spike.


 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 01:08:56utc 22-Jan-2002