ACQUISITION REPORT Sequence-0067
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2992B067
  Preplot G01A2992
  Direction 18.0°
  SOL Date 02:10:45utc 23-Nov-2001
  EOL Date 05:55:01utc 23-Nov-2001
 Attributes:  
   Wind Force 25.0 [knots] Dir ENE
   Swell Height 1.8 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 55.0 50.0 [meters]
   Bottomspeed  4.2 4.2 [knots]
   Featherangle sb +2.1 port -4.4 [deg]
   Cable noise 15.34 6.61 [µBar rms]
   Lowcut filter 3 3 [hz]
   Filter slope 18 18 [dB]

Source Configuration
Source Position Inline Crossline Nominal Nom. Vol. Subarray Gun
Number   Offset [m] Offset [m] Depth [m] [inch ³] Count Count
0 STBD -345.0 25.0 -6.0 0.0 0 0
0 STBD -345.0 -25.0 -6.0 0.0 0 0

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)   2007 - 2008  
   SOL Dummy Record(s) 2009 - 2018 2009 - 2018 02:09:20 - 02:10:37
   FSP Start of Line 2019 2019 02:10:45
   MSP      
   LSP End of Line 3584 3584 05:55:01
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3585 - 3586  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2019 - 2249 2019 - 2249 02:10:45-02:43:48 Unknown 0 Scratched Data Scartched due to swell noise
    2250 - 3584 2250 - 3584 02:43:56-05:55:01 Reshoot 16 Valid FGSP : First good shotpoint due to swell noise.
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1010mB. Str 8 Bird 1 mask on External Header, occasionally deep, 8.1m. FGSP = 2250, Swell noise present during the line, and decreasing towards EOL.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2007 - 2436 2007 - 2436 1 268  
  2437 - 2866 2437 - 2866 2 269  
  2867 - 3296 2867 - 3296 1 270  
  3297 - 3586 3297 - 3586 2 271  
Stream 2
   Shot(s) Files Deck Reel Remark
  2007 - 2436 2007 - 2436 3 268  
  2437 - 2866 2437 - 2866 4 269  
  2867 - 3296 2867 - 3296 3 270  
  3297 - 3586 3297 - 3586 4 271  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 304, 1127 Noisy Trace(s)  
2819-2825     2819-2825 2627-2643 Bird depth out of spec Bird C8-4
2820-2824     2820-2824 2651-2667 Bird depth out of spec Bird C8-5
2826-2827     2826-2827 2651-2667 Bird depth out of spec Bird C8-5
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1-9, 11-12, 369-377, 737-745, 748, 752, 1105-1113, 1841, 1845, 2209-2210, 2217 Slope alarm > 5% of total line
ALL     ALL 2301 Fails Crossfeed test  
ALL     ALL 1191 Weak Trace(s) Trace signal less than -6dB of nominal value
2019-2370     2019-2370 ALL Swell Noise Swell noise decreasing to 9µB total RMS
2024     2024 NONE Bird depth out of spec Bird C6-3
2026     2026 NONE Bird depth out of spec Bird C6-3
2032-2037     2032-2037 NONE Bird depth out of spec Bird C6-3
2035     2035 NONE Bird depth out of spec Bird C2-3
2038-2042     2038-2042 NONE Bird depth out of spec Bird C7-4
2040     2040 NONE Bird depth out of spec Bird C7-3
2048     2048 NONE Bird depth out of spec Bird C6-8
2057     2057 NONE Bird depth out of spec Bird C8-5
2061-2062     2061-2062 NONE Bird depth out of spec Bird C8-5
2074     2074 NONE Bird depth out of spec Bird C8-6
2100     2100 NONE Bird depth out of spec Bird C8-6
2105-2108     2105-2108 NONE Bird depth out of spec Bird C6-3
2113     2113 NONE Bird depth out of spec Bird C6-3
2114     2114 NONE Bird depth out of spec Bird C8-3
2115     2115 NONE Bird depth out of spec Bird C6-3
2118     2118 NONE Bird depth out of spec Bird C6-3
2124     2124 NONE Bird depth out of spec Bird C6-3
2133-2134     2133-2134 NONE Bird depth out of spec Bird C6-3
2145     2145 NONE Bird depth out of spec Bird C6-4
2160     2160 NONE Bird depth out of spec Bird C6-3
2174     2174 ALL Gun timing error Gun 5-2 error (ms) : -1.8
2218-2219     2218-2219 NONE Bird depth out of spec Bird C6-3
2282     2282 NONE Bird depth out of spec Bird C3-11
2323-2343     2323-2343 NONE Bird depth out of spec Bird C6-3
2337     2337 NONE Bird depth out of spec Bird C7-3
2339     2339 NONE Bird depth out of spec Bird C8-3
2355     2355 NONE Bird depth out of spec Bird C7-4
2357-2359     2357-2359 NONE Bird depth out of spec Bird C7-4
2362     2362 NONE Bird depth out of spec Bird C7-4
2371-2785     2371-2785 ALL Swell Noise Swell noise decreasing to 7µB total RMS
2383     2383 NONE Bird depth out of spec Bird C6-3
2383     2383 NONE Bird depth out of spec Bird C8-6
2386     2386 NONE Bird depth out of spec Bird C6-3
2389-2392     2389-2392 NONE Bird depth out of spec Bird C6-3
2395     2395 NONE Bird depth out of spec Bird C6-3
2397     2397 NONE Bird depth out of spec Bird C6-3
2399     2399 NONE Bird depth out of spec Bird C6-3
2402     2402 NONE Bird depth out of spec Bird C6-3
2404     2404 NONE Bird depth out of spec Bird C6-3
2407-2417     2407-2417 NONE Bird depth out of spec Bird C7-3
2409-2410     2409-2410 NONE Bird depth out of spec Bird C7-4
2412-2415     2412-2415 NONE Bird depth out of spec Bird C7-4
2417     2417 NONE Bird depth out of spec Bird C7-4
2419-2421     2419-2421 NONE Bird depth out of spec Bird C7-3
2421     2421 NONE Bird depth out of spec Bird C7-4
2422     2422 NONE Bird depth out of spec Bird C8-7
2427-2435     2427-2435 NONE Bird depth out of spec Bird C7-5
2436     2436 NONE Bird depth out of spec Bird C7-6
2438     2438 NONE Bird depth out of spec Bird C7-6
2440-2441     2440-2441 NONE Bird depth out of spec Bird C7-6
2443     2443 NONE Bird depth out of spec Bird C7-6
2734-2735     2734-2735 NONE Bird depth out of spec Bird C6-3
2737-2739     2737-2739 NONE Bird depth out of spec Bird C6-3
2741     2741 NONE Bird depth out of spec Bird C6-3
2744-2745     2744-2745 NONE Bird depth out of spec Bird C6-3
2748-2749     2748-2749 NONE Bird depth out of spec Bird C6-3
2753-2754     2753-2754 NONE Bird depth out of spec Bird C6-3
2758-2760     2758-2760 NONE Bird depth out of spec Bird C6-3
2773-2775     2773-2775 NONE Bird depth out of spec Bird C8-5
2777     2777 NONE Bird depth out of spec Bird C8-5
2780     2780 NONE Bird depth out of spec Bird C8-5
2786     2786 NONE Bird depth out of spec Bird C6-3
2788-2792     2788-2792 NONE Bird depth out of spec Bird C6-3
2795-2797     2795-2797 NONE Bird depth out of spec Bird C6-3
2800     2800 NONE Bird depth out of spec Bird C6-3
2805     2805 NONE Bird depth out of spec Bird C6-3
2807     2807 NONE Bird depth out of spec Bird C6-3
2809-2811     2809-2811 NONE Bird depth out of spec Bird C6-3
2814     2814 NONE Bird depth out of spec Bird C6-3
2817-2818     2817-2818 NONE Bird depth out of spec Bird C8-4
2817-2819     2817-2819 NONE Bird depth out of spec Bird C8-5
2823-2825     2823-2825 NONE Bird depth out of spec Bird C8-3
2825     2825 NONE Bird depth out of spec Bird C8-5
2826-2829     2826-2829 NONE Bird depth out of spec Bird C8-4
2828-2831     2828-2831 NONE Bird depth out of spec Bird C8-5
2837-2847     2837-2847 NONE Bird depth out of spec Bird C8-4
2848     2848 NONE Bird depth out of spec Bird C8-5
2850-2854     2850-2854 NONE Bird depth out of spec Bird C8-5
2851-2852     2851-2852 NONE Bird depth out of spec Bird C8-4
2857-2859     2857-2859 NONE Bird depth out of spec Bird C8-5
2879-2880     2879-2880 NONE Bird depth out of spec Bird C6-3
2883     2883 NONE Bird depth out of spec Bird C6-3
2914-2915     2914-2915 NONE Bird depth out of spec Bird C7-6
2915     2915 NONE Bird depth out of spec Bird C6-3
2925     2925 NONE Bird depth out of spec Bird C7-7
2979     2979 NONE Bird depth out of spec Bird C7-4
3069     3069 NONE Bird depth out of spec Bird C6-3
3073-3074     3073-3074 NONE Bird depth out of spec Bird C6-3
3079     3079 NONE Bird depth out of spec Bird C6-3
3085     3085 NONE Bird depth out of spec Bird C6-3
3086-3095     3086-3095 NONE Bird depth out of spec Bird C7-4
3088-3095     3088-3095 NONE Bird depth out of spec Bird C7-5
3091     3091 NONE Bird depth out of spec Bird C7-6
3094-3095     3094-3095 NONE Bird depth out of spec Bird C7-6
3097     3097 NONE Bird depth out of spec Bird C7-5
3098-3103     3098-3103 NONE Bird depth out of spec Bird C6-4
3171     3171 NONE Bird depth out of spec Bird C7-3
3173     3173 NONE Bird depth out of spec Bird C7-3
3175     3175 NONE Bird depth out of spec Bird C7-3
3177     3177 NONE Bird depth out of spec Bird C7-3
3180     3180 NONE Bird depth out of spec Bird C7-3
3357     3357 NONE Bird depth out of spec Bird C2-6
3387-3388     3387-3388 NONE Bird depth out of spec Bird C6-3
3390-3391     3390-3391 NONE Bird depth out of spec Bird C6-3
3568     3568 NONE Bird depth out of spec Bird C6-3
Comment
Shot(s)     File(s) Trace(s) Type Remark
2250     2250 ALL FGSP First Good Shotpoint due to swell noise.


 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 10:31:47utc 23-Nov-2001