ACQUISITION REPORT Sequence-0377
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3824C377
  Preplot G01A3824
  Direction 18.0°
  SOL Date 05:26:59utc 24-Apr-2002
  EOL Date 11:25:00utc 24-Apr-2002
 Attributes:  
   Wind Force 7.0 [knots] Dir NW
   Swell Height 1.5 [meters] Dir NW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 62.9 48.0 [meters]
   Bottomspeed  4.7 4.5 [knots]
   Featherangle port -1.4 0.0 [deg]
   Cable noise 4.8 4.3 [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)   1610 - 1611  
   SOL Dummy Record(s) 1612 - 1641 1612 - 1641 05:23:07 - 05:26:51
   FSP Start of Line 1642 1642 05:26:59
   MSP      
   LSP End of Line 4286 4286 11:25:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4287 - 4288  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1642 - 4286 1642 - 4286 05:26:59-11:25:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 10xxmB. 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
  1610 - 2039 1610 - 2039 1 1596  
  2040 - 2469 2040 - 2469 2 1597  
  2470 - 2899 2470 - 2899 1 1598  
  2900 - 3329 2900 - 3329 2 1599  
  3330 - 3759 3330 - 3759 1 1600  
  3760 - 4189 3760 - 4189 2 1601  
  4190 - 4288 4190 - 4288 1 1602  
Stream 2
   Shot(s) Files Deck Reel Remark
  1610 - 2039 1610 - 2039 3 1596  
  2040 - 2469 2040 - 2469 4 1597  
  2470 - 2899 2470 - 2899 3 1598  
  2900 - 3329 2900 - 3329 4 1599  
  3330 - 3759 3330 - 3759 3 1600  
  3760 - 4189 3760 - 4189 4 1601  
  4190 - 4288 4190 - 4288 3 1602  

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 11, 1553, 1795, 1801, 2265, 2532 Spiking Trace(s)  
ALL     ALL 1159, 1857, 2827, 2871 Noisy Trace(s)  
ALL     ALL- 744 Killed traces  
2893-2928     2893-2928 419-435 Bird depth out of spec Bird C2-4 max depth 11.1m
2895-2926     2895-2926 443-459 Bird depth out of spec Bird C2-5 max depth 11.4m
2905-2925     2905-2925 467-483 Bird depth out of spec Bird C2-6 max depth 10.7m
2977-2983     2977-2983 51-67 Bird depth out of spec Bird C1-4 max depth 9.4m
2981-2989     2981-2989 419-435 Bird depth out of spec Bird C2-4 max depth 9.8m
3098-3103     3098-3103 539-555 Bird depth out of spec Bird C2-9 max depth 9.6m
3117-3124     3117-3124 539-555 Bird depth out of spec Bird C2-9 max depth 4.3m
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 195-211 Intermittant Communication Bird C1-10 Intermittant
ALL     ALL 2563-2576 No Communication Bird C6-17 Dead
ALL     ALL 1-14, 16-17, 20, 22-23, 369-384, 388, 390, 405, 1105-1113, 1115, 1122-1126, 1129-1135, 1481, 1484, 1489, 1841-1857, 1860, 1864, 2209-2226, 2229-2230, 2232, 2577-2589, 2591, 2601-2602 Slope alarm > 5% of total line
1701-1722     1701-1722 539-555 Bird depth out of spec Bird C2-9
1751-1825     1751-1825 539-555 Bird depth out of spec Bird C2-9
1862-1886     1862-1886 539-555 Bird depth out of spec Bird C2-9
2042     2042 ALL Gun Timing Error Gun 5-4 error (ms) : -1.1
2213-2228     2213-2228 539-555 Bird depth out of spec Bird C2-9
2271-2275     2271-2275 539-555 Bird depth out of spec Bird C2-9
2301-2302     2301-2302 539-555 Bird depth out of spec Bird C2-9
2304-2310     2304-2310 539-555 Bird depth out of spec Bird C2-9
2887-2906     2887-2906 51-67 Bird depth out of spec Bird C1-4
2894-2919     2894-2919 402-428 Monowing wash Low frequency, high amplitude noise due to monowing wash
2995-3008     2995-3008 467-483 Bird depth out of spec Bird C2-6
3087-3097     3087-3097 515-531 Bird depth out of spec Bird C2-8
3424-3438     3424-3438 563-579 Bird depth out of spec Bird C2-10
3790-3800     3790-3800 539-555 Bird depth out of spec Bird C2-9
Comment
Shot(s)     File(s) Trace(s) Type Remark
2699     2699 ALL Line Information Start moving to Stdb for INFILL


 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 11:34:19utc 24-Apr-2002