ACQUISITION REPORT Sequence-0172
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2128A172
  Preplot G01A2128
  Direction 18.0°
  SOL Date 19:45:28utc 01-Jan-2002
  EOL Date 00:04:26utc 02-Jan-2002
 Attributes:  
   Wind Force 25.0 [knots] Dir W
   Swell Height 1.5 [meters] Dir W
   Propellor rpm 122 [avg]  
   Propellor pitch 88 [avg]  
       
  SOL EOL  
   Waterdepth 48.5 40.0 [meters]
   Bottomspeed  4.9 4.8 [knots]
   Featherangle sb +9.5 sb +3.5 [deg]
   Cable noise 6.4 5.6 [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)   1373 - 1374  
   SOL Dummy Record(s) 1375 - 1404 1375 - 1404 19:41:44 - 19:45:20
   FSP Start of Line 1405 1405 19:45:28
   MSP 3418 3418 23:59:54
   LSP End of Line 3454 3454 00:04:26
   EOL Dummy Record(s) 3455 - 3455 3455 - 3455 00:04:33 - 00:04:33
   EOL Noise Record(s)   3456 - 3457  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1405 - 3454 1405 - 3454 19:45:28-00:04:26 Prime 16 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 998mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1373 - 1802 1373 - 1802 2 713  
  1803 - 2232 1803 - 2232 1 714  
  2233 - 2662 2233 - 2662 2 715  
  2663 - 3092 2663 - 3092 1 716  
  3093 - 3457 3093 - 3457 2 717  
Stream 2
   Shot(s) Files Deck Reel Remark
  1373 - 1802 1373 - 1802 4 713  
  1803 - 2232 1803 - 2232 3 714  
  2233 - 2662 2233 - 2662 4 715  
  2663 - 3092 2663 - 3092 3 716  
  3093 - 3457 3093 - 3457 4 717  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1657, 2307, 2731 Spiking Trace(s)  
ALL     ALL 1159, 1255, 2871 Noisy Trace(s)  
ALL     ALL- 1853 Killed traces  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1227, 1813 Crossfeed Fails crossfeed test
ALL     ALL 1-9, 11-12, 369-377, 737-742, 744, 748, 1105-1106, 1109, 1112, 1473, 2209-2219, 2577-2578, 2584-2586, 2588 Slope alarm > 5% of total line
1754     1754 ALL Gun Timing Error Gun 5-1error (ms) : 1.9
2177     2177 ALL Gun timing error Gun 3-5 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 00:26:49utc 02-Jan-2002