ACQUISITION REPORT Sequence-0473
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4720J473
  Preplot G01A4720
  Direction 18.0°
  SOL Date 08:49:36utc 06-Jun-2002
  EOL Date 14:54:49utc 06-Jun-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir NE
   Swell Height 1.0 [meters] Dir W
   Propellor rpm 123 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 305.0 63.0 [meters]
   Bottomspeed  4.1 4.2 [knots]
   Featherangle port -0.7 sb +0.7 [deg]
   Cable noise 4.7 5.1 [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)   1810 - 1811  
   SOL Dummy Record(s) 1812 - 1821 1812 - 1821 08:48:09 - 08:49:27
   FSP Start of Line 1822 1822 08:49:36
   MSP      
   LSP End of Line 4323 4323 14:54:49
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4324 - 4325  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1822 - 4323 1822 - 4323 08:49:36-14:54:49 Infill 14 Valid  
 Remarks:      
   Navigation Streamer depth 7.0 mtr    
   Recording QC ###Line shot using streamers 1-7 only###. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1019mB, pressure now 10mB. Low frequency strumming Str 6 channels 1841 - 1875.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1810 - 2239 1810 - 2239 1 1927  
  2240 - 2669 2240 - 2669 2 1928  
  2670 - 3099 2670 - 3099 1 1929  
  3100 - 3529 3100 - 3529 2 1930  
  3530 - 3959 3530 - 3959 1 1931  
  3960 - 4325 3960 - 4325 1 1932  
Stream 2
   Shot(s) Files Deck Reel Remark
  1810 - 2239 1810 - 2239 3 1927  
  2240 - 2669 2240 - 2669 4 1928  
  2670 - 3099 2670 - 3099 3 1929  
  3100 - 3529 3100 - 3529 4 1930  
  3530 - 3959 3530 - 3959 3 1931  
  3960 - 4325 3960 - 4325 4 1932  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 377, 744, 2446 Killed traces  
ALL     ALL- 304, 1857 Noisy Trace(s)  
ALL     ALL 1553 Spiking Trace(s)  
ALL     ALL 1-5 Streamer depth Bird C1-1 out of spec deep at 13.0mtr Incorrect reading
ALL     ALL 2577-2944 Killed Cable 8 NTBP
1904-1905     1904-1905 ALL Manifold pressure low Subarray 4 below 1900 psi
1904-1905     1904-1905 ALL Manifold pressure low Subarray 6 below 1900 psi
2003     2003 ALL Gun timing error Gun 2-1 error (ms) : -2.0
2155     2155 ALL Gun timing error Gun 2-1 error (ms) : -2.3
2388-2395     2388-2395 2259-2275 Bird depth out of spec Bird C7-4 max depth 9.5m
3203-3217     3203-3217 611-627 Bird depth out of spec Bird C2-12 running deep - max depth ~9.3m
3491-3552     3491-3552 742-800 Streamer noise Low frequency noise dt currents
3492-3570     3492-3570 1481-1556 Streamer noise Low frequency noise dt currents
3494-3565     3494-3565 1110-1191 Streamer noise Low frequency noise dt currents
3495-3556     3495-3556 1852-1917 Streamer noise Low frequency noise dt currents
3495-3558     3495-3558 2220-2299 Streamer noise Low frequency noise dt currents
3496-3565     3496-3565 6-61 Streamer noise Low frequency noise dt currents
3497-3535     3497-3535 380-423 Streamer noise Low frequency noise dt currents
3507-3515     3507-3515 5-19 Bird depth out of spec Bird C1-2 max depth 9.1mtr
3520-3573     3520-3573 80-116 Streamer noise Low frequency noise dt currents
3522-3578     3522-3578 807-848 Streamer noise Low frequency noise dt currents
3524-3578     3524-3578 451-495 Streamer noise Low frequency noise dt currents
3533-3579     3533-3579 1924-1966 Streamer noise Low frequency noise dt currents
3533-3591     3533-3591 2295-2360 Streamer noise Low frequency noise dt currents
3539-3595     3539-3595 1562-1612 Streamer noise Low frequency noise dt currents
3543-3589     3543-3589 1195-1250 Streamer noise Low frequency noise dt currents
3548-3614     3548-3614 853-936 Streamer noise Low frequency noise dt currents
3559-3601     3559-3601 131-166 Streamer noise Low frequency noise dt currents
3560-3643     3560-3643 1970-2090 Streamer noise Low frequency noise dt currents
3573-3647     3573-3647 1620-1722 Streamer noise Low frequency noise dt currents
3574-3615     3574-3615 1252-1302 Streamer noise Low frequency noise dt currents
3574-3627     3574-3627 2363-2432 Streamer noise Low frequency noise dt currents
3575-3619     3575-3619 534-579 Streamer noise Low frequency noise dt currents
3651-3658     3651-3658 27-43 Bird depth out of spec Bird C1-3 max depth 9.6mtr
3653-3664     3653-3664 75-91 Bird depth out of spec Bird C1-5 max depth 9.2mtr
3733-3754     3733-3754 611-627 Bird depth out of spec Bird C2-12 max depth 9.4mtr
3813     3813 ALL Gun timing error Gun 2-1 error (ms) : -2.3
4051-4087     4051-4087 NONE Bird depth out of spec Bird C2-12 max depth 9.4mtr
4307-4323     4307-4323 NONE Bird depth out of spec Bird C2-12
Warning
Shot(s)     File(s) Trace(s) Type Remark
2266-2280     2266-2280 NONE Bird depth out of spec Bird C7-4
2351     2351 ALL Gun timing error Gun 2-1 error (ms) : -1.8
2748-2762     2748-2762 NONE Bird depth out of spec Bird C2-11
2755-2796     2755-2796 NONE Bird depth out of spec Bird C2-12
2792-2802     2792-2802 NONE Bird depth out of spec Bird C1-2
2811-2825     2811-2825 NONE Bird depth out of spec Bird C2-12
2877-2902     2877-2902 NONE Bird depth out of spec Bird C2-12
3020-3031     3020-3031 NONE Bird depth out of spec Bird C1-2
3089-3105     3089-3105 NONE Bird depth out of spec Bird C2-12
3181-3210     3181-3210 NONE Bird depth out of spec Bird C2-11
3187-3223     3187-3223 NONE Bird depth out of spec Bird C2-12
3303-3314     3303-3314 NONE Bird depth out of spec Bird C7-4
3432-3449     3432-3449 NONE Bird depth out of spec Bird C2-11
3457-3543     3457-3543 NONE Bird depth out of spec Bird C2-12
3463-3480     3463-3480 NONE Bird depth out of spec Bird C2-11
3464-3481     3464-3481 NONE Bird depth out of spec Bird C1-2
3509-3533     3509-3533 NONE Bird depth out of spec Bird C1-3
3516-3545     3516-3545 NONE Bird depth out of spec Bird C1-2
3524-3536     3524-3536 NONE Bird depth out of spec Bird C2-11
3709-3722     3709-3722 NONE Bird depth out of spec Bird C1-2
3719-3732     3719-3732 NONE Bird depth out of spec Bird C2-12
3721-3746     3721-3746 NONE Bird depth out of spec Bird C2-11
3755-3769     3755-3769 NONE Bird depth out of spec Bird C2-12
3809-3823     3809-3823 NONE Bird depth out of spec Bird C2-12
3929-3960     3929-3960 NONE Bird depth out of spec Bird C2-12
3962-3987     3962-3987 NONE Bird depth out of spec Bird C2-12
4011-4027     4011-4027 NONE Bird depth out of spec Bird C2-11
4017-4050     4017-4050 NONE Bird depth out of spec Bird C2-12
4034-4090     4034-4090 NONE Bird depth out of spec Bird C2-11
4088-4105     4088-4105 NONE Bird depth out of spec Bird C2-12
4167-4181     4167-4181 NONE Bird depth out of spec Bird C1-2
4290-4318     4290-4318 NONE Bird depth out of spec Bird C2-11
4292-4306     4292-4306 NONE Bird depth out of spec Bird C2-12
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird no comms Bird C1-4, 2-4


 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 15:33:30utc 06-Jun-2002