ACQUISITION REPORT Sequence-0190
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1888B190
  Preplot G01A1888
  Direction 198.0°
  SOL Date 04:23:47utc 11-Jan-2002
  EOL Date 08:30:52utc 11-Jan-2002
 Attributes:  
   Wind Force 20.0 [knots] Dir SE
   Swell Height 2.5 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 35.0 46.0 [meters]
   Bottomspeed  4.7 4.8 [knots]
   Featherangle 0.0 sb +2.6 [deg]
   Cable noise 9.4 11.3 [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
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)   3097 - 3096  
   SOL Dummy Record(s) 3095 - 3086 3095 - 3086 04:22:30 - 04:23:39
   FSP Start of Line 3085 3085 04:23:47
   MSP      
   LSP End of Line 1071 1071 08:30:52
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1070 - 1070  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3085 - 1071 3085 - 1071 04:23:47-08:30:52 Reshoot 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7m    
   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. All gun DI's slightly erratic d/t swell. Swell noise seen on all cables approx 10-15%. Bird 9 cable 3 occ erratic. Gun DI 4-4 reading shallow @ 5.5 mtrs.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3097 - 2668 3097 - 2668 1 780  
  2667 - 2238 2667 - 2238 2 781  
  2237 - 1808 2237 - 1808 1 782  
  1807 - 1378 1807 - 1378 2 783  
  1377 - 1071 1377 - 1071 1 784  
Stream 2
   Shot(s) Files Deck Reel Remark
  3097 - 2668 3097 - 2668 4 780  
  2667 - 2238 2667 - 2238 3 781  
  2237 - 1808 2237 - 1808 4 782  
  1807 - 1378 1807 - 1378 3 783  
  1377 - 1071 1377 - 1071 4 784  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1255 Killed traces  
ALL     ALL 1853 Killed traces  
ALL     ALL 2034 Noisy Channel  
2715     2715 ALL Gun timing error Gun 1-2 error (ms) : -2.3
1741     1741 ALL Gun timing error Gun 1-2 error (ms) : -2.0
1443     1443 931-947 Bird depth out of spec Bird C3-10
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2304 Fails Crossfeed  
ALL     ALL 4-6, 9, 369-371, 373, 737-738, 741, 744, 1105-1106, 1109, 1112, 2209-2220, 2223-2224, 2577, 2585-2588 Slope alarm > 5% of total line
2665-2644     2665-2644 NONE Bird depth out of spec Bird C3-9
2642-2633     2642-2633 NONE Bird depth out of spec Bird C3-9
2341-2309     2341-2309 NONE Bird depth out of spec Bird C3-9
2045     2045 ALL Gun timing error Gun 3-5 error (ms) : 1.3
2027     2027 ALL Gun timing error Gun 3-5 error (ms) : -1.1
1939-1938     1939-1938 NONE Bird depth out of spec Bird C3-9
1936-1935     1936-1935 NONE Bird depth out of spec Bird C3-9
1933-1930     1933-1930 NONE Bird depth out of spec Bird C3-9
1928-1926     1928-1926 NONE Bird depth out of spec Bird C3-9
1881     1881 ALL Gun timing error Gun 3-5 error (ms) : 1.2
1697     1697 ALL Gun timing error Gun 3-5 error (ms) : -1.1
1568-1566     1568-1566 NONE Bird depth out of spec Bird C1-4
1558-1557     1558-1557 NONE Bird depth out of spec Bird C1-5
1554-1550     1554-1550 NONE Bird depth out of spec Bird C1-5
1484-1450     1484-1450 NONE Bird depth out of spec Bird C3-9
1119     1119 ALL Gun timing error Gun 3-5 error (ms) : -1.1
1078     1078 NONE Bird depth out of spec Bird C8-2
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 09:21:25utc 11-Jan-2002