ACQUISITION REPORT Sequence-0057
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3296A057
  Preplot G01A3296
  Direction 18.0°
  SOL Date 05:32:11utc 15-Nov-2001
  EOL Date 10:50:28utc 15-Nov-2001
 Attributes:  
   Wind Force 10.0 [knots] Dir SSW
   Swell Height 0.5 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 90 [avg]  
       
  SOL EOL  
   Waterdepth 61.0 42.0 [meters]
   Bottomspeed  4.32 4.45 [knots]
   Featherangle sb +2.1 port -4.0 [deg]
   Cable noise 4.65 6.47 [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)   1656 - 1657  
   SOL Dummy Record(s) 1658 - 1667 1658 - 1667 05:30:48 - 05:32:03
   FSP Start of Line 1668 1668 05:32:11
   MSP      
   LSP End of Line 4152 4152 10:50:28
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4153 - 4154  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1668 - 4152 1668 - 4152 05:32:11-10:50:28 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 3. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1019mB. Str 8 Bird 1 mask on External Header, occasionally deep, 8.1m. Str 7 Bird 1 occasionally deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1656 - 2085 1656 - 2085 1 227  
  2086 - 2515 2086 - 2515 1 228  
  2516 - 2945 2516 - 2945 1 229  
  2946 - 3375 2946 - 3375 1 230  
  3376 - 3805 3376 - 3805 1 231  
  3806 - 4154 3806 - 4154 1 232  
Stream 2
   Shot(s) Files Deck Reel Remark
  1656 - 2085 1656 - 2085 3 227  
  2086 - 2515 2086 - 2515 4 228  
  2516 - 2945 2516 - 2945 3 229  
  2946 - 3375 2946 - 3375 4 230  
  3376 - 3805 3376 - 3805 3 231  
  3806 - 4154 3806 - 4154 4 232  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 304, 1127 Noisy Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 3-9, 11-12, 16, 369-374, 376-380, 737-752, 755, 758, 763-764, 1105-1113, 1126, 1130-1133, 1135, 1473, 1841, 1845, 1850, 1852, 1855-1856, 2209-2214, 2217, 2585 Slope alarm > 5% of total line
ALL     ALL 2301 Fails Crossfeed test  
ALL     ALL 1191, 1948 Weak Trace(s) Trace signal less than -6dB of nominal value
1683     1683 NONE Bird depth out of spec Bird C6-3
1688     1688 NONE Bird depth out of spec Bird C2-16
1747     1747 NONE Bird depth out of spec Bird C2-2
1797-1798     1797-1798 NONE Bird depth out of spec Bird C3-11
1813     1813 NONE Bird depth out of spec Bird C6-3
1831     1831 NONE Bird depth out of spec Bird C6-3
1848-1855     1848-1855 NONE Bird depth out of spec Bird C6-3
1857     1857 NONE Bird depth out of spec Bird C6-3
1867     1867 NONE Bird depth out of spec Bird C2-2
1907     1907 NONE Bird depth out of spec Bird C2-4
1939     1939 NONE Bird depth out of spec Bird C2-12
1961     1961 NONE Bird depth out of spec Bird C2-2
1964     1964 NONE Bird depth out of spec Bird C6-2
1974     1974 NONE Bird depth out of spec Bird C2-3
2383     2383 NONE Bird depth out of spec Bird C2-2
2548     2548 NONE Bird depth out of spec Bird C2-2
2589     2589 NONE Bird depth out of spec Bird C2-6
2616     2616 NONE Bird depth out of spec Bird C7-3
2685     2685 NONE Bird depth out of spec Bird C2-10
2721-2723     2721-2723 NONE Bird depth out of spec Bird C2-10
2790     2790 NONE Bird depth out of spec Bird C6-2
3253     3253 NONE Bird depth out of spec Bird C8-16
3361     3361 NONE Bird depth out of spec Bird C6-2
3531     3531 NONE Bird depth out of spec Bird C5-1
3797-3798     3797-3798 NONE Bird depth out of spec Bird C3-11
4021     4021 NONE Bird depth out of spec Bird C3-17
4061     4061 NONE Bird depth out of spec Bird C7-3
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 11:17:58utc 15-Nov-2001