ACQUISITION REPORT Sequence-0350
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4496A350
  Preplot G01A4496
  Direction 18.0°
  SOL Date 08:42:29utc 09-Apr-2002
  EOL Date 14:58:25utc 09-Apr-2002
 Attributes:  
   Wind Force 11.0 [knots] Dir NE
   Swell Height 0.8 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 149.0 54.0 [meters]
   Bottomspeed  4.46 4.1 [knots]
   Featherangle port -3.9 sb +1.8 [deg]
   Cable noise 4.66 5.2 [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
0 STBD -345.0 25.0 -6.0 0.0 0 0
0 STBD -345.0 -25.0 -6.0 0.0 0 0

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)   1719 - 1720  
   SOL Dummy Record(s) 1721 - 1730 1721 - 1730 08:41:08 - 08:42:21
   FSP Start of Line 1731 1731 08:42:29
   MSP      
   LSP End of Line 4314 4314 14:58:25
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4315 - 4316  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1731 - 4314 1731 - 4314 08:42:29-14:58:25 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m. LSP of line (4314) is bad, no source fired.    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1018mB. 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
  1719 - 2148 1719 - 2148 1 1443  
  2149 - 2578 2149 - 2578 1 1444  
  2579 - 3008 2579 - 3008 2 1445  
  3009 - 3438 3009 - 3438 1 1446  
  3439 - 3868 3439 - 3868 2 1447  
  3869 - 4298 3869 - 4298 1 1448  
  4299 - 4316 4299 - 4316 1 1449  
Stream 2
   Shot(s) Files Deck Reel Remark
  1719 - 2148 1719 - 2148 3 1443  
  2149 - 2578 2149 - 2578 4 1444  
  2579 - 3008 2579 - 3008 3 1445  
  3009 - 3438 3009 - 3438 4 1446  
  3439 - 3868 3439 - 3868 3 1447  
  3869 - 4298 3869 - 4298 4 1448  
  4299 - 4316 4299 - 4316 3 1449  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1476 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 2265, 1801, 1553 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
ALL     ALL 9-16 Weak Trace(s) Trace signal less than -6dB of nominal value
1752-1753     1752-1753 ALL   Disable Osc
1756-1814     1756-1814 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
1854-1919     1854-1919 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
1970-2100     1970-2100 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
2212-2294     2212-2294 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
2474-2654     2474-2654 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
2754-2762     2754-2762 2627-2643 Streamer depth Streamer depth out of spec, Bird C8-4, 9.5 m.
2879-2898     2879-2898 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 9.5 m.
2915-2924     2915-2924 2235-2275 Streamer depth Streamer depth out of spec, Bird C7-3, C7-4, 9.6 m.
3054-3209     3054-3209 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 10.5 m.
3563-3629     3563-3629 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 10.5 m.
3671-3692     3671-3692 75-91 Streamer depth Streamer depth out of spec, Bird C1-5, 10.5 m.
4314     4314 ALL Bad sp No source fired
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bad bird Bird 1-5 running deep throughout line, average depth 8.6 mtrs
ALL     ALL 1-17, 20, 22, 369-383, 389-390, 393, 405, 737-758, 760-761, 763-764, 769, 1105-1113, 1115, 1123, 1125-1126, 1128, 1130-1135, 1147, 1473, 1480-1481, 1483-1485, 1487, 1489, 1841-1857, 1860-1861, 1864, 1867, 1873, 2209-2227, 2229-2232, 2239, 2577-2578, 2581-2589, 2591, 2593, 2601-2602, 2605 Slope alarm > 5% of total line
ALL     ALL ALL    
1730-1755     1730-1755 NONE Bird depth out of spec Bird C1-5 max 8.5 mtrs
1815-1853     1815-1853 NONE Bird depth out of spec Bird C1-5 max 9.1 mtrs
1848-1858     1848-1858 NONE Bird depth out of spec Bird C8-4 max 8.6 mtrs
1920-1969     1920-1969 NONE Bird depth out of spec Bird C1-5
2101-2211     2101-2211 NONE Bird depth out of spec Bird C1-5
2295-2473     2295-2473 NONE Bird depth out of spec Bird C1-5
2446-2467     2446-2467 NONE Bird depth out of spec Bird C7-4, C7-5
2655-2878     2655-2878 NONE Bird depth out of spec Bird C1-5
2792-2811     2792-2811 NONE Bird depth out of spec Bird C7-4, C7-5
2899-3053     2899-3053 NONE Bird depth out of spec Bird C1-5
3066-3075     3066-3075 NONE Bird depth out of spec Bird C2-5, C2-6
3074-3087     3074-3087 NONE Bird depth out of spec Bird C2-7, Bird C1-6
3210-4250     3210-4250 NONE Bird depth out of spec Bird C1-5 max 8.7 mtrs
3630-3670     3630-3670 NONE Bird depth out of spec Bird C1-5
3693-3870     3693-3870 NONE Bird depth out of spec Bird C1-5
3871-3898     3871-3898 NONE Bird depth out of spec Bird C1-5
3899-4061     3899-4061 NONE Bird depth out of spec Bird C1-5 max depth 9.1 m
4081-4208     4081-4208 NONE Bird depth out of spec Bird C1-5
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 16:33:49utc 09-Apr-2002