ACQUISITION REPORT Sequence-0093
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3104A093
  Preplot G01A3104
  Direction 198.0°
  SOL Date 10:50:24utc 29-Nov-2001
  EOL Date 16:08:25utc 29-Nov-2001
 Attributes:  
   Wind Force 1.0 [knots] Dir VAR
   Swell Height 0.6 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 45.0 60.0 [meters]
   Bottomspeed  4.9 4.4 [knots]
   Featherangle sb +0.9 port -5.6 [deg]
   Cable noise 6.11 4.7 [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)   3995 - 3994  
   SOL Dummy Record(s) 3993 - 3984 3993 - 3984 10:49:10 - 10:50:16
   FSP Start of Line 3983 3983 10:50:24
   MSP      
   LSP End of Line 1466 1466 16:08:25
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1465 - 1465  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3983 - 1466 3983 - 1466 10:50:24-16:08:25 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 1010mB. Str 8 Bird 1 mask on External Header, constantly deep, 8.1m. Str 7 Bird 1 occasionally deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3995 - 3566 3995 - 3566 1 358  
  3565 - 3136 3565 - 3136 1 359  
  3135 - 2706 3135 - 2706 2 360  
  2705 - 2276 2705 - 2276 1 361  
  2275 - 1846 2275 - 1846 1 362  
  1845 - 1466 1845 - 1466 2 363  
Stream 2
   Shot(s) Files Deck Reel Remark
  3995 - 3566 3995 - 3566 3 358  
  3565 - 3136 3565 - 3136 3 359  
  3135 - 2706 3135 - 2706 4 360  
  2705 - 2276 2705 - 2276 3 361  
  2275 - 1846 2275 - 1846 3 362  
  1845 - 1466 1845 - 1466 4 363  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2220 Killed traces  
ALL     ALL 839, 1495 Noisy Channels  
3346-3342     3346-3342 419-435 Bird depth out of spec Bird C2-4
3239-3228     3239-3228 2235-2251 Bird depth out of spec Bird C7-3
3216     3216 2235-2251 Bird depth out of spec Bird C7-3
3214-3203     3214-3203 2235-2251 Bird depth out of spec Bird C7-3
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, 12, 369-374, 376-377, 737-745, 748, 1105-1113, 1126, 1130-1131, 1473, 1499, 1841-1842, 1845, 1850, 1852, 2577, 2585 Slope alarm > 5% of total line
3941     3941 ALL Gun timing error Gun 2-2 error (ms) : -1.8
3804-3803     3804-3803 NONE Bird depth out of spec Bird C8-2
3769     3769 ALL Gun timing error Gun 2-2 error (ms) : -1.6
3754     3754 NONE Bird depth out of spec Bird C2-3
3703-3702     3703-3702 NONE Bird depth out of spec Bird C4-11
3693     3693 NONE Bird depth out of spec Bird C8-2
3647     3647 NONE Bird depth out of spec Bird C7-2
3646     3646 NONE Bird depth out of spec Bird C8-2
3644     3644 NONE Bird depth out of spec Bird C8-2
3574     3574 NONE Bird depth out of spec Bird C7-2
3573     3573 NONE Bird depth out of spec Bird C7-3
3510     3510 NONE Bird depth out of spec Bird C6-1
3504-3501     3504-3501 NONE Bird depth out of spec Bird C7-3
3430-3429     3430-3429 NONE Bird depth out of spec Bird C8-2
3412     3412 NONE Bird depth out of spec Bird C7-3
3375-3374     3375-3374 NONE Bird depth out of spec Bird C2-5
3349-3347     3349-3347 NONE Bird depth out of spec Bird C2-4
3346-3342     3346-3342 NONE Bird depth out of spec Bird C2-5
3341-3338     3341-3338 NONE Bird depth out of spec Bird C2-4
3340     3340 NONE Bird depth out of spec Bird C2-5
3323     3323 ALL Gun timing error Gun 2-2 error (ms) : -1.6
3271-3270     3271-3270 NONE Bird depth out of spec Bird C7-3
3268     3268 NONE Bird depth out of spec Bird C7-3
3250-3240     3250-3240 NONE Bird depth out of spec Bird C7-3
3227-3217     3227-3217 NONE Bird depth out of spec Bird C7-3
3215     3215 NONE Bird depth out of spec Bird C7-3
3202-3199     3202-3199 NONE Bird depth out of spec Bird C7-3
3192     3192 NONE Bird depth out of spec Bird C7-4
3186     3186 NONE Bird depth out of spec Bird C7-4
3168-3162     3168-3162 NONE Bird depth out of spec Bird C7-3
3162     3162 NONE Bird depth out of spec Bird C1-5
3025-3013     3025-3013 NONE Bird depth out of spec Bird C7-1
3004-2997     3004-2997 NONE Bird depth out of spec Bird C1-4
2991-2986     2991-2986 NONE Bird depth out of spec Bird C2-4
2978     2978 NONE Bird depth out of spec Bird C2-5
2976-2971     2976-2971 NONE Bird depth out of spec Bird C2-5
2886     2886 NONE Bird depth out of spec Bird C7-1
2870-2860     2870-2860 NONE Bird depth out of spec Bird C1-4
2480     2480 NONE Bird depth out of spec Bird C7-1
2283-2282     2283-2282 NONE Bird depth out of spec Bird C2-4
2282-2274     2282-2274 NONE Bird depth out of spec Bird C1-4
2273-2267     2273-2267 NONE Bird depth out of spec Bird C2-5
2261-2254     2261-2254 NONE Bird depth out of spec Bird C1-6
2062     2062 ALL Gun timing error Gun 5-1 error (ms) : -1.6
1878-1875     1878-1875 NONE Bird depth out of spec Bird C7-3
1849     1849 NONE Bird depth out of spec Bird C6-1
1817     1817 NONE Bird depth out of spec Bird C8-2
1799     1799 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 19:54:18utc 29-Nov-2001