ACQUISITION REPORT Sequence-0037
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3056A037
  Preplot G01A3056
  Direction 198.0°
  SOL Date 13:08:40utc 05-Nov-2001
  EOL Date 18:28:32utc 05-Nov-2001
 Attributes:  
   Wind Force 10.0 [knots] Dir SSW
   Swell Height 0.7 [meters] Dir SSW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 45.0 58.0 [meters]
   Bottomspeed  4.5 4.7 [knots]
   Featherangle sb +4.7 0.0 [deg]
   Cable noise 6.27 5.63 [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)   3983 - 3982  
   SOL Dummy Record(s) 3981 - 3972 3981 - 3972 13:07:18 - 13:08:32
   FSP Start of Line 3971 3971 13:08:40
   MSP      
   LSP End of Line 1445 1445 18:28:32
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1444 - 1443  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3971 - 1445 3971 - 1445 13:08:40-18:28:32 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 1013mB. Str 8 Bird 1 mask on External Header, constantly deep, 8.1m. Gun PI string 2 occ erratic.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3983 - 3554 3983 - 3554 2 153  
  3553 - 3124 3553 - 3124 1 154  
  3123 - 2694 3123 - 2694 2 155  
  2693 - 2264 2693 - 2264 1 156  
  2263 - 1834 2263 - 1834 2 157  
  1833 - 1444 1833 - 1444 1 158  
Stream 2
   Shot(s) Files Deck Reel Remark
  3983 - 3554 3983 - 3554 4 153  
  3553 - 3124 3553 - 3124 3 154  
  3123 - 2694 3123 - 2694 4 155  
  2693 - 2264 2693 - 2264 3 156  
  2263 - 1834 2263 - 1834 4 157  
  1833 - 1444 1833 - 1444 3 158  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1191, 1948 Weak Channels more than 6db down
ALL     ALL 1127, 304 Noisy Channels  
ALL     ALL 2782 Occ spiking channel  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2301 Fails crossfeed test  
ALL     ALL 9, 369-371, 737-745, 747-748, 1105-1107, 1109-1110, 1112-1113, 1130 Slope alarm > 5% of total line
3924-3923     3924-3923 NONE Bird depth out of spec Bird C6-3
3919     3919 NONE Bird depth out of spec Bird C6-3
3913     3913 NONE Bird depth out of spec Bird C6-3
3899-3888     3899-3888 NONE Bird depth out of spec Bird C6-3
3886-3882     3886-3882 NONE Bird depth out of spec Bird C6-3
3875-3874     3875-3874 NONE Bird depth out of spec Bird C6-3
3864     3864 NONE Bird depth out of spec Bird C6-3
3837-3834     3837-3834 NONE Bird depth out of spec Bird C6-3
3821     3821 NONE Bird depth out of spec Bird C6-3
3817     3817 NONE Bird depth out of spec Bird C6-3
3815-3811     3815-3811 NONE Bird depth out of spec Bird C6-3
3808     3808 NONE Bird depth out of spec Bird C6-3
3805     3805 NONE Bird depth out of spec Bird C6-3
3798     3798 NONE Bird depth out of spec Bird C6-3
3795     3795 NONE Bird depth out of spec Bird C6-3
3777     3777 NONE Bird depth out of spec Bird C6-3
3743     3743 NONE Bird depth out of spec Bird C6-3
3548-3542     3548-3542 NONE Bird depth out of spec Bird C6-3
3540-3535     3540-3535 NONE Bird depth out of spec Bird C6-3
3511     3511 NONE Bird depth out of spec Bird C3-11
3494-3493     3494-3493 NONE Bird depth out of spec Bird C6-3
3491-3490     3491-3490 NONE Bird depth out of spec Bird C6-3
3488-3484     3488-3484 NONE Bird depth out of spec Bird C6-3
3393-3389     3393-3389 NONE Bird depth out of spec Bird C6-3
3183     3183 NONE Bird depth out of spec Bird C4-11
3154     3154 ALL Gun timing error Gun 4-2 error (ms) : -1.6
2500     2500 NONE Bird depth out of spec Bird C6-3
1748     1748 NONE Bird depth out of spec Bird C4-11
1667-1666     1667-1666 NONE Bird depth out of spec Bird C2-6
1662-1661     1662-1661 NONE Bird depth out of spec Bird C2-6
1645     1645 ALL Gun timing error Gun 3-2 error (ms) : -1.6
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 18:42:08utc 05-Nov-2001