ACQUISITION REPORT Sequence-0360
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A4352A360
  Preplot G01A4352
  Direction 18.0°
  SOL Date 00:40:07utc 13-Apr-2002
  EOL Date 06:45:23utc 13-Apr-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir SW
   Swell Height 1.0 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 96.2 46.0 [meters]
   Bottomspeed  4.5 4.7 [knots]
   Featherangle sb +5.0 port -6.7 [deg]
   Cable noise 5.6 4.97 [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)   1661 - 1662  
   SOL Dummy Record(s) 1663 - 1672 1663 - 1672 00:38:48 - 00:39:59
   FSP Start of Line 1673 1673 00:40:07
   MSP      
   LSP End of Line 4308 4308 06:45:23
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4309 - 4310  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1673 - 4308 1673 - 4308 00:40:07-06:45:23 Prime 14 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 1026mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. Edit # 1-368 (all cable one) d/t config errors.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1661 - 2090 1661 - 2090 1 1512  
  2091 - 2520 2091 - 2520 2 1513  
  2521 - 2950 2521 - 2950 1 1514  
  2951 - 3380 2951 - 3380 2 1515  
  3381 - 3810 3381 - 3810 2 1516  
  3811 - 4240 3811 - 4240 1 1517  
  4241 - 4310 4241 - 4310 2 1518  
Stream 2
   Shot(s) Files Deck Reel Remark
  1661 - 2090 1661 - 2090 3 1512  
  2091 - 2520 2091 - 2520 4 1513  
  2521 - 2950 2521 - 2950 3 1514  
  2951 - 3380 2951 - 3380 4 1515  
  3381 - 3810 3381 - 3810 3 1516  
  3811 - 4240 3811 - 4240 4 1517  
  4241 - 4310 4241 - 4310 3 1518  

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 1553, 1801, 2265 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
ALL     ALL 1-368 Streamer power Cable one unable to initialze
3513-3517     3513-3517 2627-2643 Streamer depth Streamer depth out of spec, Bird C8-4 9.1 m.
Warning
Shot(s)     File(s) Trace(s) Type Remark
2065-2045     2065-2045 NONE Streamer depth Streamer depth out of spec, Bird 2-4 9.0 m.
2066-2051     2066-2051 NONE Streamer depth Streamer depth out of spec, Bird 2-5 9.0 m.
2067-2058     2067-2058 NONE Streamer depth Streamer depth out of spec, Bird 2-4 9.0 m.
2435-2455     2435-2455 NONE Bird depth out of spec Bird C2-7
3057-3069     3057-3069 NONE Bird depth out of spec Bird C2-4
3110-3120     3110-3120 NONE Bird depth out of spec Bird C6-7
3457-3470     3457-3470 NONE Bird depth out of spec Bird C7-9
3517-3518     3517-3518 2603-2619 Streamer depth Streamer depth out of spec, Bird C8-3 9.2 m.
3524-3543     3524-3543 NONE Bird depth out of spec Bird C7-9
3584-3598     3584-3598 NONE Bird depth out of spec Bird C7-5
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 06:59:08utc 13-Apr-2002