ACQUISITION REPORT Sequence-0492
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 6 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4288N492
  Preplot G01A4288
  Direction 198.0°
  SOL Date 18:19:39utc 01-Jul-2002
  EOL Date 19:30:50utc 01-Jul-2002
 Attributes:  
   Wind Force 15.0 [knots] Dir SSW
   Swell Height 1.5 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 89 [avg]  
       
  SOL EOL  
   Waterdepth 84.9 82.0 [meters]
   Bottomspeed  4.9 5.0 [knots]
   Featherangle sb +10.8 sb +0.2 [deg]
   Cable noise 7.2 6.1 [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 -520.0 250.0 -7.0 4600 Nessie-3 12.5 368 0001-0368
2 STBD -520.0 150.0 -7.0 4600 Nessie-3 12.5 368 0369-0736
3 STBD -520.0 50.0 -7.0 4600 Nessie-3 12.5 368 0737-1104
4 PORT -520.0 -50.0 -7.0 4600 Nessie-3 12.5 368 1105-1472
5 PORT -520.0 -150.0 -7.0 4600 Nessie-3 12.5 368 1473-1840
6 PORT -520.0 -250.0 -7.0 4600 Nessie-3 12.5 368 1841-2208

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

Production
  Shotpoint File Time [utc]
   SOL Noise Record(s)   2152 - 2151  
   SOL Dummy Record(s) 2150 - 2121 2150 - 2121 18:15:58 - 18:19:32
   FSP Start of Line 2120 2120 18:19:39
   MSP      
   LSP End of Line 1527 1527 19:30:50
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1526 - 1525  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2120 - 1908 2120 - 1908 18:19:39-18:45:25 Infill 12 Valid  
    1907 - 1836 1907 - 1836 18:45:32-18:54:00 Infill 0 Scratched NTBP dt coverage
    1835 - 1527 1835 - 1527 18:54:08-19:30:50 Infill 12 Valid  
 Remarks:      
   Navigation Streamer depth 7.0mtr. Six streamer line.    
   Recording QC Frontsheet Set 5. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1022mB. Using Six streamer. Bird C6-11 No Comms. Somthing caught on str#6 around tr#2185.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2152 - 1603 2152 - 1603 1 1976  
  1602 - 1526 1602 - 1526 2 1977  
Stream 2
   Shot(s) Files Deck Reel Remark
  2152 - 1603 2152 - 1603 3 1976  
  1602 - 1526 1602 - 1526 4 1977  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2067, 2134, 2185 Noisy Trace(s)  
2109-2106     2109-2106 1120, 1136, 1152, 1168, 1184, 1200, 1216, 1232, 1248, 1264, 1280, 1296, 1312, 1328, 1344, 1360, 1376, 1392, 1408, 1424, 1440, 1456, 1472 Parity errors  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 379, 1127, 1895, 2183-2184 Noisy Trace(s)  
ALL     ALL 1-3, 5-11, 17, 22, 25, 369-370, 373, 377, 380, 383, 387, 390, 392, 395-396, 401, 758, 762, 764, 766-767, 1473-1480, 1484, 1499, 1505, 1841-1852, 1854-1858, 1861, 1863-1864 Slope alarm > 5% of total line
1983-1972     1983-1972 27-43 Bird depth out of spec Bird C1-3
1970-1960     1970-1960 27-43 Bird depth out of spec Bird C1-3
1844-1826     1844-1826 339-355 Bird depth out of spec Bird C1-16
1790-1779     1790-1779 1891-1907 Bird depth out of spec Bird C6-4
1785-1772     1785-1772 27-43 Bird depth out of spec Bird C1-3
1597-1570     1597-1570 27-43 Bird depth out of spec Bird C1-3
Comment
Shot(s)     File(s) Trace(s) Type Remark
1907-1836     1907-1836 ALL NTBP No coverage


 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 05:59:52utc 02-Jul-2002