ACQUISITION REPORT Sequence-0092
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3264A092
  Preplot G01A3264
  Direction 18.0°
  SOL Date 03:22:29utc 29-Nov-2001
  EOL Date 08:50:01utc 29-Nov-2001
 Attributes:  
   Wind Force 10.0 [knots] Dir SW
   Swell Height 1.0 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 62.0 43.0 [meters]
   Bottomspeed  4.7 4.4 [knots]
   Featherangle sb +1.5 port -2.3 [deg]
   Cable noise 5.02 6.32 [µBar rms]
   Lowcut filter 3 3 [hz]
   Filter slope 18 18 [dB]

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)   1643 - 1644  
   SOL Dummy Record(s) 1645 - 1654 1645 - 1654 03:21:11 - 03:22:21
   FSP Start of Line 1655 1655 03:22:29
   MSP      
   LSP End of Line 4144 4144 08:50:01
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4145 - 4146  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1655 - 4144 1655 - 4144 03:22:29-08:50:01 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1011mB. Str 8 Bird 1 & strm 7 Bird 1 mask on External Header, occasionally deep, 8.1m. Small boat noise appear on SOL noise record.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1643 - 2072 1643 - 2072 2 352  
  2073 - 2502 2073 - 2502 1 353  
  2503 - 2932 2503 - 2932 2 354  
  2933 - 3362 2933 - 3362 1 355  
  3363 - 3792 3363 - 3792 2 356  
  3793 - 4146 3793 - 4146 1 357  
Stream 2
   Shot(s) Files Deck Reel Remark
  1643 - 2072 1643 - 2072 3 352  
  2073 - 2502 2073 - 2502 4 353  
  2503 - 2932 2503 - 2932 3 354  
  2933 - 3362 2933 - 3362 3 355  
  3363 - 3792 3363 - 3792 4 356  
  3793 - 4146 3793 - 4146 3 357  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 839, 1127 Noisy Trace(s)  
ALL     ALL- 2220 Killed traces  
1716-1717     1716-1717 1841-2208 Seismic data parity errors Parity on Str 6
1869-1870     1869-1870 1841-2208 Seismic data parity errors Parity on Str 6
2485-2486     2485-2486 443-459 Bird depth out of spec Bird C2-5
2488     2488 443-459 Bird depth out of spec Bird C2-5
3132     3132 419-435 Bird depth out of spec Bird C2-4
3135-3145     3135-3145 400-454 Monowing wash Low frequency, high amplitude noise due to monowing wash
3148     3148 443-459 Bird depth out of spec Bird C2-5
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2301 Fails Crossfeed test  
ALL     ALL 1191 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 1-9, 11-12, 369-374, 376-377, 737-749, 751, 1105-1113, 1126, 1130-1131, 1473, 1481-1482, 1484-1485, 1487, 1489, 1493, 1495, 1498-1499, 1501, 1509, 1841-1843, 1845-1846, 1848-1850, 1852, 1855-1856, 2577, 2585 Slope alarm > 5% of total line
1661-1674     1661-1674 NONE Bird depth out of spec Bird C1-17
1704     1704 NONE Bird depth out of spec Bird C7-3
1750-1760     1750-1760 NONE Bird depth out of spec Bird C7-3
1757     1757 NONE Bird depth out of spec Bird C8-2
1874-1875     1874-1875 NONE Bird depth out of spec Bird C7-3
1877-1883     1877-1883 NONE Bird depth out of spec Bird C7-3
1885-1894     1885-1894 NONE Bird depth out of spec Bird C7-3
1896-1911     1896-1911 NONE Bird depth out of spec Bird C7-3
2039     2039 NONE Bird depth out of spec Bird C7-3
2043     2043 NONE Bird depth out of spec Bird C7-3
2117-2118     2117-2118 NONE Bird depth out of spec Bird C2-4
2172     2172 NONE Bird depth out of spec Bird C2-3
2173-2174     2173-2174 NONE Bird depth out of spec Bird C2-4
2174     2174 NONE Bird depth out of spec Bird C2-3
2178     2178 NONE Bird depth out of spec Bird C1-4
2178-2180     2178-2180 NONE Bird depth out of spec Bird C1-5
2249-2250     2249-2250 NONE Bird depth out of spec Bird C2-6
2252-2253     2252-2253 NONE Bird depth out of spec Bird C2-6
2312-2317     2312-2317 NONE Bird depth out of spec Bird C2-6
2319-2322     2319-2322 NONE Bird depth out of spec Bird C1-6
2323     2323 ALL Gun timing error Gun 2-2 error (ms) : -1.6
2325-2329     2325-2329 NONE Bird depth out of spec Bird C1-7
2359-2360     2359-2360 NONE Bird depth out of spec Bird C1-5
2393     2393 ALL Gun timing error Gun 2-3 error (ms) : 1.1
2421     2421 NONE Bird depth out of spec Bird C7-2
2426     2426 NONE Bird depth out of spec Bird C8-2
2480-2481     2480-2481 NONE Bird depth out of spec Bird C2-4
2482-2484     2482-2484 NONE Bird depth out of spec Bird C2-5
2487     2487 NONE Bird depth out of spec Bird C2-5
2489-2493     2489-2493 NONE Bird depth out of spec Bird C2-5
2511-2514     2511-2514 NONE Bird depth out of spec Bird C1-5
2519-2525     2519-2525 NONE Bird depth out of spec Bird C2-5
2528     2528 NONE Bird depth out of spec Bird C1-6
2595     2595 ALL Gun timing error Gun 2-3 error (ms) : 1.1
2711-2712     2711-2712 NONE Bird depth out of spec Bird C2-5
2726     2726 NONE Bird depth out of spec Bird C2-6
2733-2735     2733-2735 NONE Bird depth out of spec Bird C2-5
2737-2738     2737-2738 NONE Bird depth out of spec Bird C2-5
2743     2743 ALL Gun timing error Gun 2-2 error (ms) : -1.8
2769-2772     2769-2772 NONE Bird depth out of spec Bird C2-5
2870-2871     2870-2871 NONE Bird depth out of spec Bird C2-15
2988-2999     2988-2999 NONE Bird depth out of spec Bird C2-3
3019-3033     3019-3033 NONE Bird depth out of spec Bird C2-4
3109-3110     3109-3110 NONE Bird depth out of spec Bird C2-3
3112     3112 NONE Bird depth out of spec Bird C2-3
3125-3134     3125-3134 NONE Bird depth out of spec Bird C2-3
3127-3131     3127-3131 NONE Bird depth out of spec Bird C2-4
3133-3134     3133-3134 NONE Bird depth out of spec Bird C2-4
3146-3147     3146-3147 NONE Bird depth out of spec Bird C2-5
3149-3154     3149-3154 NONE Bird depth out of spec Bird C2-5
3155-3161     3155-3161 NONE Bird depth out of spec Bird C2-4
3159-3166     3159-3166 NONE Bird depth out of spec Bird C2-5
3180     3180 NONE Bird depth out of spec Bird C2-4
3184     3184 NONE Bird depth out of spec Bird C2-3
3186     3186 NONE Bird depth out of spec Bird C2-4
3188     3188 NONE Bird depth out of spec Bird C5-1
3189     3189 NONE Bird depth out of spec Bird C2-3
3207     3207 NONE Bird depth out of spec Bird C2-2
3651     3651 ALL Gun timing error Gun 2-3 error (ms) : 1.1
4095     4095 NONE Bird depth out of spec Bird C1-2
4141     4141 NONE Bird depth out of spec Bird C6-1
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 09:19:12utc 29-Nov-2001