ACQUISITION REPORT Sequence-0296
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3904A296
  Preplot G01A3904
  Direction 198.0°
  SOL Date 09:30:49utc 24-Feb-2002
  EOL Date 15:19:18utc 24-Feb-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir SE
   Swell Height 1.0 [meters] Dir E
   Propellor rpm 122 [avg]  
   Propellor pitch 90 [avg]  
       
  SOL EOL  
   Waterdepth 49.0 67.0 [meters]
   Bottomspeed  4.6 4.5 [knots]
   Featherangle sb +11.1 port -9.4 [deg]
   Cable noise 6.8 5.8 [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)   4201 - 4200  
   SOL Dummy Record(s) 4199 - 4170 4199 - 4170 09:27:00 - 09:30:41
   FSP Start of Line 4169 4169 09:30:49
   MSP      
   LSP End of Line 1436 1436 15:19:18
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1435 - 1432  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4169 - 1436 4169 - 1436 09:30:49-15:19:18 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m. NAVRT External Header Block defines Job No. 9170B    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1021mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4201 - 3772 4201 - 3772 1 1207  
  3771 - 3342 3771 - 3342 2 1208  
  3341 - 2912 3341 - 2912 1 1209  
  2911 - 2482 2911 - 2482 2 1210  
  2481 - 2052 2481 - 2052 2 1211  
  2051 - 1622 2051 - 1622 1 1212  
  1621 - 1433 1621 - 1433 1 1213  
Stream 2
   Shot(s) Files Deck Reel Remark
  4201 - 3772 4201 - 3772 4 1207  
  3771 - 3342 3771 - 3342 3 1208  
  3341 - 2912 3341 - 2912 4 1209  
  2911 - 2482 2911 - 2482 3 1210  
  2481 - 2052 2481 - 2052 4 1211  
  2051 - 1622 2051 - 1622 3 1212  
  1621 - 1433 1621 - 1433 4 1213  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 2641 Killed traces  
ALL     ALL 1476, 1633 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 109, 1657 Spiking Trace(s)  
ALL     ALL 1495 Noisy Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2209-2213 Bird depth out of spec Bird C7-1 Occasionally deep 7.8 - 8.4m
ALL     ALL 2034 Crossfeed Fail crossfeed test
ALL     ALL 1-13, 16, 369-383, 737-758, 760-761, 763-764, 769, 1105-1138, 1141-1142, 1144, 1147, 1473, 1477-1489, 1495, 1841-1867, 1873, 2209-2226, 2229, 2232, 2577-2589, 2591, 2593, 2602 Slope alarm > 5% of total line
3836     3836 ALL Gun timing error Gun 5-4 error (ms) : -1.3
3820     3820 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3550     3550 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3512     3512 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3474     3474 ALL Gun timing error Gun 5-4 error (ms) : -1.1
3178     3178 ALL Gun timing error Gun 5-4 error (ms) : -1.3
3126     3126 ALL Gun timing error Gun 5-4 error (ms) : -1.2
3052     3052 ALL Gun timing error Gun 5-4 error (ms) : -1.4
3038     3038 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2870     2870 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2822     2822 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2756     2756 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2678     2678 ALL Gun timing error Gun 5-4 error (ms) : -1.5
2676     2676 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2608     2608 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2484     2484 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2438     2438 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2196     2196 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2186     2186 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2096     2096 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2036     2036 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2002     2002 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1920-1900     1920-1900 ALL Ship Noise From abeam. Level 10 uBar. Affecting aft 1/4 of cables
1780     1780 ALL Gun timing error Gun 5-4 error (ms) : -1.4
1716     1716 NONE Bird depth out of spec Bird C5-1
1516     1516 ALL Gun timing error Gun 5-4 error (ms) : -1.1
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 16:24:03utc 24-Feb-2002