ACQUISITION REPORT Sequence-0259
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1584J259
  Preplot G01A1584
  Direction 198.0°
  SOL Date 04:47:59utc 07-Feb-2002
  EOL Date 08:38:50utc 07-Feb-2002
 Attributes:  
   Wind Force 16.0 [knots] Dir ENE
   Swell Height 2.0 [meters] Dir ENE
   Propellor rpm 122 [avg]  
   Propellor pitch 100 [avg]  
       
  SOL EOL  
   Waterdepth 28.0 40.2 [meters]
   Bottomspeed  4.9 4.8 [knots]
   Featherangle port -0.7 sb +8.3 [deg]
   Cable noise 5.8 5.36 [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)      
   SOL Dummy Record(s) 2800 - 2771 2800 - 2771 04:44:19 - 04:47:52
   FSP Start of Line 2770 2770 04:47:59
   MSP      
   LSP End of Line 952 952 08:38:50
   EOL Dummy Record(s)      
   EOL Noise Record(s)   951 - 951  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2770 - 952 2770 - 952 04:47:59-08:38:50 Infill 16 Valid  
 Remarks:      
   Navigation Streamer depth 7.0m    
   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. STB Guns firing on ODD SP. Low level parity errors on Line 15 affecting traces 1855,1871,1887,1903,1919,1935,1951,1967,1983,1999,2015, 2031,2047,2063,2079,2095,2111,2127,2143,2159,2191,2207    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2802 - 2373 2802 - 2373 2 1050  
  2372 - 1943 2372 - 1943 1 1051  
  1942 - 1513 1942 - 1513 2 1052  
  1512 - 1083 1512 - 1083 1 1053  
  1082 - 952 1082 - 952 1 1054  
Stream 2
   Shot(s) Files Deck Reel Remark
  2802 - 2373 2802 - 2373 4 1050  
  2372 - 1943 2372 - 1943 3 1051  
  1942 - 1513 1942 - 1513 4 1052  
  1512 - 1083 1512 - 1083 3 1053  
  1082 - 952 1082 - 952 4 1054  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL-952 2641, 2662 Killed traces  
ALL     ALL 1657, 2307, 2782 Spiking Trace(s)  
ALL     ALL 1495 Noisy Trace(s)  
1385-1384     1385-1384 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors  
1369-952     1369-952 1855 Killed traces  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2034 Crossfeed Fails crossfeed test
ALL     ALL 1855 Seismic data parity errors > 5% of total line
ALL     ALL 1-7, 9, 12, 369-374, 376-377, 737-739, 741-742, 744-748, 1105-1106, 1108-1113, 1126, 1473, 1481, 1485, 1841-1853, 1855-1856, 1860-1861, 2209-2220, 2223-2224, 2577-2578, 2582, 2584-2589, 2591, 2602 Slope alarm > 5% of total line
2652     2652 ALL Gun timing error Gun 5-4 error (ms) : -1.3
2448     2448 ALL Gun timing error Gun 5-4 error (ms) : -1.2
2446     2446 ALL Gun timing error Gun 5-4 error (ms) : -1.5
2369     2369 ALL Gun timing error Gun 3-1 error (ms) : -1.8
2368     2368 ALL Gun timing error Gun 5-4 error (ms) : -1.4
2026     2026 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1894     1894 ALL Gun timing error Gun 4-5 error (ms) : -1.1
1838     1838 ALL Gun timing error Gun 4-5 error (ms) : -1.1
1665     1665 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors Seismic Data Parity Errors
1655     1655 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors Seismic Data Parity Errors
1642     1642 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors Seismic Data Parity Errors
1635-1634     1635-1634 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors Seismic Data Parity Errors
1618     1618 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1449     1449 1855, 1871, 1887, 1903, 1919, 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, 2127, 2143, 2159, 2191, 2207 Parity errors Seismic Data Parity Errors
1360     1360 ALL Gun timing error Gun 5-4 error (ms) : -1.4
1262     1262 ALL Gun timing error Gun 5-4 error (ms) : -1.1
1224     1224 ALL Gun timing error Gun 5-4 error (ms) : -1.3
1074     1074 ALL Gun timing error Gun 5-4 error (ms) : -1.2
954     954 ALL Gun timing error Gun 5-4 error (ms) : -1.4
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 10:34:40utc 07-Feb-2002