ACQUISITION REPORT Sequence-0061
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3024A061
  Preplot G01A3024
  Direction 198.0°
  SOL Date 23:46:56utc 16-Nov-2001
  EOL Date 05:16:00utc 17-Nov-2001
 Attributes:  
   Wind Force 10.0 [knots] Dir SW
   Swell Height 1.0 [meters] Dir S
   Propellor rpm 122 [avg]  
   Propellor pitch 95 [avg]  
       
  SOL EOL  
   Waterdepth 45.0 58.0 [meters]
   Bottomspeed  4.3 4.7 [knots]
   Featherangle sb +0.7 port -0.5 [deg]
   Cable noise 6.4 5.76 [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 2.0 0001 0001-0001 0001 0001 - 0001 0.00
2 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0036 0001-0036 0036 0001 - 0036 0.00
3 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0036 0001-0036 0036 0001 - 0036 0.00
4 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0001 0001-0001 0001 0001 - 0001 0.00
5 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0001-0368 0368 0001 - 0368 5.60
6 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0369-0736 0368 0369 - 0736 5.60
7 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0737-1104 0368 0737 - 1104 5.60
8 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1105-1472 0368 1105 - 1472 5.60
9 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1473-1840 0368 1473 - 1840 5.60
10 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1841-2208 0368 1841 - 2208 5.60
11 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 2209-2576 0368 2209 - 2576 5.60
12 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)   3975 - 3974  
   SOL Dummy Record(s) 3973 - 3964 3973 - 3964 23:45:32 - 23:46:47
   FSP Start of Line 3963 3963 23:46:56
   MSP 3870 3870 23:59:55
   LSP End of Line 1431 1431 05:16:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1430 - 1430  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3963 - 1431 3963 - 1431 23:46:56-05:16:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 3. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1016mB. Gun PI on subarray 2 incorrect reading. Bird 10 cable 1 incorrect reading. Str 8 Bird 1 mask on External Header, occasionally deep, 8.1m. Str 8 Bird 1 mask on External Header, constantly deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3975 - 3546 3975 - 3546 2 243  
  3545 - 3116 3545 - 3116 1 244  
  3115 - 2686 3115 - 2686 1 245  
  2685 - 2256 2685 - 2256 1 246  
  2255 - 1826 2255 - 1826 1 247  
  1825 - 1430 1825 - 1430 1 248  
Stream 2
   Shot(s) Files Deck Reel Remark
  3975 - 3546 3975 - 3546 4 243  
  3545 - 3116 3545 - 3116 3 244  
  3115 - 2686 3115 - 2686 4 245  
  2685 - 2256 2685 - 2256 3 246  
  2255 - 1826 2255 - 1826 4 247  
  1825 - 1430 1825 - 1430 3 248  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 304, 1127 Noisy Traces  
3176     3176 2307-2323 Bird depth out of spec Bird C7-6
3161-3159     3161-3159 2283-2299 Bird depth out of spec Bird C7-5
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1191, 2164, 2806 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 2301 Fails Crossfeed Fails Crossfeed test: 2301
ALL     ALL 1-7, 9, 12, 369-374, 377, 737-749, 752, 1105-1113, 1126, 1130, 1841, 2209-2211 Slope alarm > 5% of total line
3940     3940 NONE Bird depth out of spec Bird C6-3
3938-3937     3938-3937 NONE Bird depth out of spec Bird C6-3
3935     3935 NONE Bird depth out of spec Bird C6-3
3919     3919 NONE Bird depth out of spec Bird C6-3
3917     3917 NONE Bird depth out of spec Bird C6-3
3915-3908     3915-3908 NONE Bird depth out of spec Bird C6-3
3914-3911     3914-3911 NONE Bird depth out of spec Bird C7-1
3905     3905 NONE Bird depth out of spec Bird C6-3
3905     3905 NONE Bird depth out of spec Bird C7-1
3801-3800     3801-3800 NONE Bird depth out of spec Bird C6-3
3775     3775 NONE Bird depth out of spec Bird C6-3
3756     3756 NONE Bird depth out of spec Bird C6-3
3754-3753     3754-3753 NONE Bird depth out of spec Bird C6-3
3751-3749     3751-3749 NONE Bird depth out of spec Bird C6-3
3734     3734 NONE Bird depth out of spec Bird C6-3
3732     3732 NONE Bird depth out of spec Bird C6-3
3730-3727     3730-3727 NONE Bird depth out of spec Bird C6-3
3712-3711     3712-3711 NONE Bird depth out of spec Bird C6-3
3706     3706 NONE Bird depth out of spec Bird C6-3
3657     3657 NONE Bird depth out of spec Bird C6-3
3653     3653 NONE Bird depth out of spec Bird C6-3
3650-3634     3650-3634 NONE Bird depth out of spec Bird C6-3
3632     3632 NONE Bird depth out of spec Bird C6-3
3403-3402     3403-3402 NONE Bird depth out of spec Bird C6-3
3399     3399 NONE Bird depth out of spec Bird C6-3
3181-3175     3181-3175 NONE Bird depth out of spec Bird C7-5
3181-3177     3181-3177 NONE Bird depth out of spec Bird C7-6
3175-3169     3175-3169 NONE Bird depth out of spec Bird C7-6
3165-3162     3165-3162 NONE Bird depth out of spec Bird C7-5
3158-3157     3158-3157 NONE Bird depth out of spec Bird C7-5
3062     3062 NONE Bird depth out of spec Bird C6-3
3031     3031 NONE Bird depth out of spec Bird C7-1
2989     2989 NONE Bird depth out of spec Bird C6-3
2936-2932     2936-2932 NONE Bird depth out of spec Bird C7-4
2878     2878 NONE Bird depth out of spec Bird C7-4
2871-2866     2871-2866 NONE Bird depth out of spec Bird C6-3
2864-2845     2864-2845 NONE Bird depth out of spec Bird C6-3
2809-2808     2809-2808 NONE Bird depth out of spec Bird C6-3
2798     2798 NONE Bird depth out of spec Bird C6-3
2786-2785     2786-2785 NONE Bird depth out of spec Bird C6-3
2783-2782     2783-2782 NONE Bird depth out of spec Bird C6-3
2779     2779 NONE Bird depth out of spec Bird C6-3
2777-2776     2777-2776 NONE Bird depth out of spec Bird C6-3
2762-2761     2762-2761 NONE Bird depth out of spec Bird C6-3
2732     2732 NONE Bird depth out of spec Bird C6-3
2728-2711     2728-2711 NONE Bird depth out of spec Bird C6-3
2666-2661     2666-2661 NONE Bird depth out of spec Bird C6-3
2656-2654     2656-2654 NONE Bird depth out of spec Bird C6-3
2597     2597 NONE Bird depth out of spec Bird C6-3
2590     2590 NONE Bird depth out of spec Bird C6-3
2161     2161 NONE Bird depth out of spec Bird C2-1
1841     1841 NONE Bird depth out of spec Bird C2-1
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 06:04:59utc 17-Nov-2001