ACQUISITION REPORT Sequence-0325
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3920C325
  Preplot G01A3920
  Direction 198.0°
  SOL Date 05:30:46utc 24-Mar-2002
  EOL Date 08:25:55utc 24-Mar-2002
 Attributes:  
   Wind Force 8.0 [knots] Dir NE
   Swell Height 1.0 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 58.0 68.0 [meters]
   Bottomspeed  4.71 4.81 [knots]
   Featherangle sb +10.0 sb +6.1 [deg]
   Cable noise 5.11 5.07 [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)   2821 - 2820  
   SOL Dummy Record(s) 2819 - 2810 2819 - 2810 05:29:30 - 05:30:39
   FSP Start of Line 2809 2809 05:30:46
   MSP      
   LSP End of Line 1419 1419 08:25:55
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1418 - 1417  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2809 - 1419 2809 - 1419 05:30:46-08:25:55 Reshoot 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1017mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2821 - 2392 2821 - 2392 1 1333  
  2391 - 1962 2391 - 1962 2 1334  
  1961 - 1532 1961 - 1532 2 1335  
  1531 - 1417 1531 - 1417 1 1336  
Stream 2
   Shot(s) Files Deck Reel Remark
  2821 - 2392 2821 - 2392 3 1333  
  2391 - 1962 2391 - 1962 4 1334  
  1961 - 1532 1961 - 1532 3 1335  
  1531 - 1417 1531 - 1417 4 1336  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
2783     2783 1185-1200 Seismic data parity errors bubble fault
2683     2683 2641 Spiking Trace(s)  
2242     2242 2641 Spiking Trace(s)  
1854     1854 2641 Spiking Trace(s)  
1773     1773 18 Spiking Trace(s)  
1751     1751 2641 Spiking Trace(s)  
1686-1685     1686-1685 2641 Spiking Trace(s)  
1682-1674     1682-1674 2259-2275 Bird depth out of spec Bird C7-4
1637     1637 1579 Spiking Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
2786-2783     2786-2783 NONE Parity error Command Line
2002-1980     2002-1980 2259-2275 Bird depth out of spec Bird C7-4
1828-1814     1828-1814 2259-2275 Bird depth out of spec Bird C7-4
1768-1748     1768-1748 2259-2275 Bird depth out of spec Bird C7-4
1701-1683     1701-1683 2259-2275 Bird depth out of spec Bird C7-4
1673-1662     1673-1662 2259-2275 Bird depth out of spec Bird C7-4
1614-1602     1614-1602 2259-2275 Bird depth out of spec Bird C7-4
1538-1513     1538-1513 2259-2275 Bird depth out of spec Bird C7-4
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird depth out of spec Bird C7-4 occasionally deep, due to monowing wash


 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 10:26:02utc 24-Mar-2002