ACQUISITION REPORT Sequence-0257
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1584A257
  Preplot G01A1584
  Direction 198.0°
  SOL Date 15:05:22utc 06-Feb-2002
  EOL Date 18:52:36utc 06-Feb-2002
 Attributes:  
   Wind Force 22.0 [knots] Dir NE
   Swell Height 2.5 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 29.0 40.0 [meters]
   Bottomspeed  4.9 4.9 [knots]
   Featherangle sb +1.6 sb +4.3 [deg]
   Cable noise 6.34 7.25 [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)   2782 - 2781  
   SOL Dummy Record(s) 2780 - 2771 2780 - 2771 15:04:07 - 15:05:14
   FSP Start of Line 2770 2770 15:05:22
   MSP      
   LSP End of Line 952 952 18:52:36
   EOL Dummy Record(s)      
   EOL Noise Record(s)   951 - 951  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2770 - 952 2770 - 952 15:05:22-18:52:36 Unknown 0 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 1017mB. All gun DI's slightly erratic d/t swell SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Occ swell noise seen on all cables. Intermittent low value parity errors cable 6. Only one noise record at EOL.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2782 - 2353 2782 - 2353 1 1041  
  2352 - 1923 2352 - 1923 2 1042  
  1922 - 1493 1922 - 1493 1 1043  
  1492 - 1063 1492 - 1063 2 1044  
  1062 - 951 1062 - 951 1 1045  
Stream 2
   Shot(s) Files Deck Reel Remark
  2782 - 2353 2782 - 2353 3 1041  
  2352 - 1923 2352 - 1923 4 1042  
  1922 - 1493 1922 - 1493 3 1043  
  1492 - 1063 1492 - 1063 4 1044  
  1062 - 951 1062 - 951 3 1045  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2307 Spiking Trace(s)  
ALL     ALL 1495 Noisy Trace(s)  
ALL     ALL 2641, 2662 Killed Traces  
ALL     ALL 2782 Spiking Trace(s)  
2666     2666 ALL Gun timing error Gun 5-2 error (ms) : 2.6
2610     2610 ALL Gun timing error Gun 5-2 error (ms) : 7.4
2504     2504 ALL Gun timing error Gun 5-2 error (ms) : 2.7
2502     2502 ALL Gun timing error Gun 5-2 error (ms) : 4.7
2096     2096 ALL Gun timing error Gun 5-2 error (ms) : 2.1
1720     1720 ALL Gun timing error Gun 5-2 error (ms) : 2.8
1204-1201     1204-1201 443-459 Bird depth out of spec Bird C2-5 max 9.2 mtrs
1088-1085     1088-1085 443-459 Bird depth out of spec Bird C2-4 9.4 mtrs
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Fails crossfeed test  
2734     2734 ALL Gun Timing Error Gun 5-4 error (ms) : -1.3
2724     2724 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2636     2636 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2526     2526 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2500     2500 ALL Gun timing error Gun 5-2 error (ms) : 1.6
2482     2482 ALL Gun timing error Gun 5-4 error (ms) : -1.7
2478     2478 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2474     2474 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2406     2406 ALL Gun timing error Gun 5-2 error (ms) : 1.6
2388     2388 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2322     2322 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2310     2310 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2218     2218 ALL Gun timing error Gun 5-4 error (ms) : -1.6
2102     2102 ALL Gun timing error Gun 5-4 error (ms) : -1.5
2100     2100 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2088     2088 ALL Gun timing error Gun 5-4 error (ms) : -1.5
2076     2076 ALL Gun timing error Gun 5-4 error (ms) : -1.1
2062     2062 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1960     1960 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1842     1842 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1826     1826 ALL Gun timing error Gun 5-4 error (ms) : -1.5
1814     1814 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1810     1810 ALL Gun timing error Gun 5-4 error (ms) : -1.4
1808     1808 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1720     1720 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1708     1708 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1656     1656 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1584     1584 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1357-1346     1357-1346 NONE Bird depth out of spec Bird C2-4 ~8.2 mtrs
1350     1350 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1318     1318 ALL Gun timing error Gun 5-4 error (ms) : -1.2
1305-1299     1305-1299 NONE Bird depth out of spec Bird C2-5 ~5.9 mtrs
1297-1288     1297-1288 NONE Bird depth out of spec Bird C2-5 ~5.8 mtrs
1212-1202     1212-1202 NONE Bird depth out of spec Bird C2-5 ~8.9 mtrs
1202-1194     1202-1194 NONE Bird depth out of spec Bird C2-6 ~8.2 mtrs
1201-1194     1201-1194 NONE Bird depth out of spec Bird C2-5 ~8.2 mtrs
1172     1172 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1110-1097     1110-1097 NONE Bird depth out of spec Bird C2-3 ~5.7 mtrs
1084-1069     1084-1069 NONE Bird depth out of spec Bird C2-4 ~8.7 mtrs
1068-1057     1068-1057 NONE Bird depth out of spec Bird C2-5 max 8.9 mtrs
996     996 ALL Gun timing error Gun 5-4 error (ms) : -1.1
982     982 ALL Gun timing error Gun 5-4 error (ms) : -1.5
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 19:04:04utc 06-Feb-2002