ACQUISITION REPORT Sequence-0209
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1696A209
  Preplot G01A1696
  Direction 18.0°
  SOL Date 22:22:02utc 19-Jan-2002
  EOL Date 02:32:42utc 20-Jan-2002
 Attributes:  
   Wind Force 2.0 [knots] Dir NNE
   Swell Height 1.5 [meters] Dir ENE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 42.0 30.0 [meters]
   Bottomspeed  4.9 4.26 [knots]
   Featherangle sb +3.6 port -1.0 [deg]
   Cable noise 6.36 4.4 [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)   1074 - 1075  
   SOL Dummy Record(s) 1076 - 1085 1076 - 1085 22:20:47 - 22:21:54
   FSP Start of Line 1086 1086 22:22:02
   MSP 1867 1867 23:59:53
   LSP End of Line 3006 3006 02:32:42
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3007 - 3008  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1086 - 3006 1086 - 3006 22:22:02-02:32:42 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1015mB, pressure now 1018mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Turn noise tail end all streamers during SOL noise record.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1074 - 1503 1074 - 1503 1 861  
  1504 - 1933 1504 - 1933 2 862  
  1934 - 2363 1934 - 2363 1 863  
  2364 - 2793 2364 - 2793 1 864  
  2794 - 3008 2794 - 3008 2 865  
Stream 2
   Shot(s) Files Deck Reel Remark
  1074 - 1503 1074 - 1503 3 861  
  1504 - 1933 1504 - 1933 3 862  
  1934 - 2363 1934 - 2363 4 863  
  2364 - 2793 2364 - 2793 3 864  
  2794 - 3008 2794 - 3008 4 865  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 172 Noisy trace Noisy trace
ALL     ALL- 1255 Killed traces  
ALL     ALL- 1853 Killed traces  
ALL     ALL 2641 Spiking trace  
1109     1109 ALL Gun timing error Gun 1-6 error (ms) : 12.3
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test Fails crossfeed test
2151     2151 ALL Gun timing error Gun 3-5 error (ms) : -1.1
2209     2209 ALL Gun timing error Gun 3-5 error (ms) : -1.1
2267     2267 315-331 Bird depth out of spec Bird C1-15
Comment
Shot(s)     File(s) Trace(s) Type Remark
2129     2129 NONE   Streamer 5 offset increased 10 mtrs d/t poor tailbouy separation.
2345     2345 NONE   Streamer 5 back to original offset


 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 03:14:29utc 20-Jan-2002