ACQUISITION REPORT Sequence-0187
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1888A187
  Preplot G01A1888
  Direction 198.0°
  SOL Date 17:03:27utc 09-Jan-2002
  EOL Date 19:36:13utc 09-Jan-2002
 Attributes:  
   Wind Force 8.0 [knots] Dir SE
   Swell Height 2.0 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 37.0 40.0 [meters]
   Bottomspeed  4.6 4.6 [knots]
   Featherangle port -2.9 sb +3.1 [deg]
   Cable noise 20.01 32.75 [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)   3097 - 3096  
   SOL Dummy Record(s) 3095 - 3086 3095 - 3086 17:02:05 - 17:03:19
   FSP Start of Line 3085 3085 17:03:27
   MSP      
   LSP End of Line 1935 1935 19:36:13
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1934 - 1934  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3085 - 1935 3085 - 1935 17:03:27-19:36:13 Reshoot 16 Scratched  
 Remarks:      
   Navigation Streamer depth at 7.0m. ALL DATA SCRATCHED DT HIGH SWELL NOISE.    
   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. Swell noise seen on all cables. Bird 1 cables 7 and 8 running deep during line, average depth 8 mtrs, last SP recorded 1935 heavy swell noise through out line    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3097 - 2668 3097 - 2668 1 770  
  2667 - 2238 2667 - 2238 2 771  
  2237 - 1934 2237 - 1934 1 772  
Stream 2
   Shot(s) Files Deck Reel Remark
  3097 - 2668 3097 - 2668 3 770  
  2667 - 2238 2667 - 2238 4 771  
  2237 - 1934 2237 - 1934 3 772  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1159 Noisy Trace(s)  
3096-OPEN     OPEN 1255 Killed traces  
3096-OPEN     OPEN 1853 Killed traces  
2886-2862     2886-2862 419-435 Bird depth out of spec Bird C2-4
2876-2873     2876-2873 51-67 Bird depth out of spec Bird C1-4
2874-2851     2874-2851 75-91 Bird depth out of spec Bird C1-5
2868-2844     2868-2844 99-115 Bird depth out of spec Bird C1-6
2841     2841 99-115 Bird depth out of spec Bird C1-6
2736-2696     2736-2696 75-91 Bird depth out of spec Bird C1-5
2736-2679     2736-2679 99-115 Bird depth out of spec Bird C1-6
2733-2713     2733-2713 51-67 Bird depth out of spec Bird C1-4
2732-2731     2732-2731 419-435 Bird depth out of spec Bird C2-4
2728-2726     2728-2726 419-435 Bird depth out of spec Bird C2-4
2713-2668     2713-2668 123-139 Bird depth out of spec Bird C1-7
2688-2679     2688-2679 147-163 Bird depth out of spec Bird C1-8
2677-2675     2677-2675 147-163 Bird depth out of spec Bird C1-8
2673-2668     2673-2668 147-163 Bird depth out of spec Bird C1-8
2454     2454 443-459 Bird depth out of spec Bird C2-5
2452     2452 443-459 Bird depth out of spec Bird C2-5
2448-2447     2448-2447 419-435 Bird depth out of spec Bird C2-4
2431-2423     2431-2423 443-459 Bird depth out of spec Bird C2-5
2428-2414     2428-2414 75-91 Bird depth out of spec Bird C1-5
2420-2419     2420-2419 443-459 Bird depth out of spec Bird C2-5
2416-2403     2416-2403 99-115 Bird depth out of spec Bird C1-6
2349-2348     2349-2348 419-435 Bird depth out of spec Bird C2-4
2346-2343     2346-2343 419-435 Bird depth out of spec Bird C2-4
2345     2345 443-459 Bird depth out of spec Bird C2-5
2343-2336     2343-2336 443-459 Bird depth out of spec Bird C2-5
2340-2338     2340-2338 419-435 Bird depth out of spec Bird C2-4
2325     2325 443-459 Bird depth out of spec Bird C2-5
2323     2323 443-459 Bird depth out of spec Bird C2-5
2319-2305     2319-2305 75-91 Bird depth out of spec Bird C1-5
2313-2286     2313-2286 99-115 Bird depth out of spec Bird C1-6
2302-2299     2302-2299 75-91 Bird depth out of spec Bird C1-5
2295-2294     2295-2294 75-91 Bird depth out of spec Bird C1-5
2290-2277     2290-2277 123-139 Bird depth out of spec Bird C1-7
2284     2284 99-115 Bird depth out of spec Bird C1-6
2275     2275 443-459 Bird depth out of spec Bird C2-5
2263     2263 443-459 Bird depth out of spec Bird C2-5
2257     2257 907-923 Bird depth out of spec Bird C3-9
2219     2219 ALL Gun timing error Gun 1-2 error (ms) : -2.1
2125-2123     2125-2123 433-459 Bird depth out of spec Bird C2-5
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test  
2807     2807 ALL Gun timing error Gun 1-2 error (ms) : -1.8
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 23:11:06utc 09-Jan-2002