ACQUISITION REPORT Sequence-0085
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2416L085
  Preplot G01A2416
  Direction 198.0°
  SOL Date 14:24:23utc 27-Nov-2001
  EOL Date 16:42:04utc 27-Nov-2001
 Attributes:  
   Wind Force 0.0 [knots] $(wind_dir)
   Swell Height 0.5 [meters] $(swell_dir)
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 46.0 54.0 [meters]
   Bottomspeed  4.7 4.3 [knots]
   Featherangle port -5.2 port -4.9 [deg]
   Cable noise 6.1 6.0 [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
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)   2582 - 2581  
   SOL Dummy Record(s) 2580 - 2571 2580 - 2571 14:23:04 - 14:24:15
   FSP Start of Line 2570 2570 14:24:23
   MSP      
   LSP End of Line 1543 1543 16:42:04
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1542 - 1542  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2570 - 2560 2570 - 2560 14:24:23-14:25:42 Infill 16 Valid Overlap sp's
    2559 - 1543 2559 - 1543 14:25:49-16:42:04 Infill 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1027mB. Str 8 Bird 1 mask on External Header, occasionally deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2582 - 2153 2582 - 2153 2 327  
  2152 - 1723 2152 - 1723 1 328  
  1722 - 1543 1722 - 1543 1 329  
Stream 2
   Shot(s) Files Deck Reel Remark
  2582 - 2153 2582 - 2153 3 327  
  2152 - 1723 2152 - 1723 4 328  
  1722 - 1543 1722 - 1543 3 329  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2220 Killed Trace  
ALL     ALL 303, 414, 839, 1127, 2553 Noisy Channels  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2301 Fails Crossfeed  
ALL     ALL 1191 Weak Traces Weak trace: 1191, more than -6 dB down
ALL     ALL 1-7, 9, 12, 369-374, 376-377, 737-741, 744, 748, 1105-1107, 1109, 1112, 1841-1845, 1849 Slope alarm > 5% of total line
2541     2541 ALL Gun timing error Gun 2-1 error (ms) : 1.7
2537     2537 ALL Gun timing error Gun 2-1 error (ms) : 1.6
2481     2481 NONE Bird depth out of spec Bird C8-3
2399     2399 ALL Gun timing error Gun 2-1 error (ms) : -1.6
2391     2391 NONE Bird depth out of spec Bird C7-3
2375     2375 ALL Gun Timing Error Gun 2-1 error (ms) : -1.6
2319-2312     2319-2312 NONE Bird depth out of spec Bird C2-4
2315-2313     2315-2313 NONE Bird depth out of spec Bird C2-5
2309-2308     2309-2308 NONE Bird depth out of spec Bird C7-1
2305-2303     2305-2303 NONE Bird depth out of spec Bird C7-1
2300-2292     2300-2292 NONE Bird depth out of spec Bird C7-1
2271-2268     2268 NONE Bird depth out of spec Bird C7-3
2266       NONE Bird depth out of spec Bird C7-3
2264       NONE Bird depth out of spec Bird C7-3
2168     2168 NONE Bird depth out of spec Bird C7-1
2165-2164     2165-2164 NONE Bird depth out of spec Bird C7-1
2111     2111 NONE Bird depth out of spec Bird C7-1
2098-2096     2098-2096 NONE Bird depth out of spec Bird C7-1
2087-2086     2087-2086 NONE Bird depth out of spec Bird C7-1
2081-2080     2081-2080 NONE Bird depth out of spec Bird C7-1
2076-2075     2076-2075 NONE Bird depth out of spec Bird C7-1
2075-2072     2075-2072 NONE Bird depth out of spec Bird C1-4
2070     2070 NONE Bird depth out of spec Bird C7-1
2066-2061     2066-2061 NONE Bird depth out of spec Bird C7-1
2061-2060     2061-2060 NONE Bird depth out of spec Bird C1-4
2054-2053     2054-2053 NONE Bird depth out of spec Bird C7-1
2047-2046     2047-2046 NONE Bird depth out of spec Bird C7-1
2044-2032     2044-2032 NONE Bird depth out of spec Bird C7-1
2018-2010     2018-2010 NONE Bird depth out of spec Bird C7-3
2016     2016 NONE Bird depth out of spec Bird C8-3
2014     2014 NONE Bird depth out of spec Bird C8-3
2012     2012 NONE Bird depth out of spec Bird C8-3
1939     1939 NONE Bird depth out of spec Bird C6-1
1919     1919 NONE Bird depth out of spec Bird C7-3
1918-1910     1918-1910 NONE Bird depth out of spec Bird C7-1
1906-1905     1906-1905 NONE Bird depth out of spec Bird C7-1
1892     1892 NONE Bird depth out of spec Bird C8-1
1875-1840     1875-1840 NONE Bird depth out of spec Bird C8-1
1871-1850     1871-1850 NONE Bird depth out of spec Bird C7-1
1818     1818 NONE Bird depth out of spec Bird C7-1
1812     1812 NONE Bird depth out of spec Bird C7-1
1811     1811 ALL Gun timing error Gun 2-1 error (ms) : -1.9
1810     1810 NONE Bird depth out of spec Bird C7-1
1808-1804     1808-1804 NONE Bird depth out of spec Bird C7-1
1807     1807 ALL Gun Timing Error Gun 2-1 error (ms) : -1.7
1802-1800     1802-1800 NONE Bird depth out of spec Bird C7-1
1798-1792     1798-1792 NONE Bird depth out of spec Bird C7-1
1787     1787 NONE Bird depth out of spec Bird C7-1
1765     1765 NONE Bird depth out of spec Bird C7-1
1602-1589     1602-1589 NONE Bird depth out of spec Bird C8-1
1599-1598     1599-1598 NONE Bird depth out of spec Bird C7-1
1591     1591 NONE Bird depth out of spec Bird C7-1
1587-1586     1587-1586 NONE Bird depth out of spec Bird C7-1
1587-1577     1587-1577 NONE Bird depth out of spec Bird C8-1
1573-1568     1573-1568 NONE Bird depth out of spec Bird C8-1
1566-1564     1566-1564 NONE Bird depth out of spec Bird C8-1
1562     1562 NONE Bird depth out of spec Bird C8-1
1555-1551     1555-1551 NONE Bird depth out of spec Bird C8-1
1549     1549 NONE Bird depth out of spec Bird C8-1
1545-1543     1545-1543 NONE Bird depth out of spec Bird C8-1
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Streamer depth Bird 1 cables 7 and 8 running occ deep this line, average 8 mtrs


 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 18:08:44utc 27-Nov-2001