ACQUISITION REPORT Sequence-0139
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3536C139
  Preplot G01A3536
  Direction 198.0°
  SOL Date 22:57:54utc 21-Dec-2001
  EOL Date 00:51:01utc 22-Dec-2001
 Attributes:  
   Wind Force 15.0 [knots] Dir SW
   Swell Height 1.5 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 56.0 64.0 [meters]
   Bottomspeed  4.1 4.0 [knots]
   Featherangle port -9.4 port -3.8 [deg]
   Cable noise 5.5 7.32 [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)   2448 - 2447  
   SOL Dummy Record(s) 2446 - 2417 2446 - 2417 22:53:28 - 22:57:45
   FSP Start of Line 2416 2416 22:57:54
   MSP 1994 1994 23:59:56
   LSP End of Line 1652 1652 00:51:01
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1650 - 1650  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2416 - 1652 2416 - 1652 22:57:54-00:51:01 Reshoot 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1015mB. Str7 Bird 1 mask on External Header, occasionally deep 7.8-8.1m    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2448 - 2019 2448 - 2019 2 591  
  2018 - 1650 2018 - 1650 1 592  
Stream 2
   Shot(s) Files Deck Reel Remark
  2448 - 2019 2448 - 2019 4 591  
  2018 - 1650 2018 - 1650 4 592  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1657, 2307, 2731 Spiking Trace(s)  
ALL     ALL 2871 Noisy Trace(s)  
2235     2235 ALL Gun timing error Gun 1-2 error (ms) : -2.1
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1599, 2034 Crossfeed Fails crossfeed test
ALL     ALL 1-10, 12, 369-374, 377, 379, 737-738, 741, 744-748, 751-752, 755, 760, 1105-1110, 1112-1113, 1123, 1126, 1130-1133, 1135, 1841-1843, 1845-1850, 1852-1853, 2209-2220, 2223, 2577, 2585-2587 Slope alarm > 5% of total line
1781-1777     1781-1777 2307-2323 Bird depth out of spec Bird C7-6
1780-1774     1780-1774 2283-2299 Bird depth out of spec Bird C7-5
1776-1775     1776-1775 2307-2323 Bird depth out of spec Bird C7-6
1774-1761     1774-1761 2307-2323 Bird depth out of spec Bird C7-6
1773-1771     1773-1771 2331-2347 Bird depth out of spec Bird C7-7
1769     1769 2331-2347 Bird depth out of spec Bird C7-7
1767-1765     1767-1765 2331-2347 Bird depth out of spec Bird C7-7
1756     1756 2307-2323 Bird depth out of spec Bird C7-6
1756-1753     1756-1753 2331-2347 Bird depth out of spec Bird C7-7
1751     1751 2331-2347 Bird depth out of spec Bird C7-7
1738-1737     1738-1737 2723-2739 Bird depth out of spec Bird C8-8
1730-1725     1730-1725 2259-2275 Bird depth out of spec Bird C7-4
1730-1719     1730-1719 2307-2323 Bird depth out of spec Bird C7-6
1728-1721     1728-1721 2283-2299 Bird depth out of spec Bird C7-5
1722-1715     1722-1715 2771-2787 Bird depth out of spec Bird C8-10
1719-1712     1719-1712 2699-2715 Bird depth out of spec Bird C8-7
1714-1713     1714-1713 2723-2739 Bird depth out of spec Bird C8-8
1713     1713 2771-2787 Bird depth out of spec Bird C8-10
1707-1704     1707-1704 2723-2739 Bird depth out of spec Bird C8-8
1695-1694     1695-1694 2307-2323 Bird depth out of spec Bird C7-6
1690-1688     1690-1688 2307-2323 Bird depth out of spec Bird C7-6
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 01:21:00utc 22-Dec-2001