ACQUISITION REPORT Sequence-0019
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2432A019
  Preplot G01A2432
  Direction 198.0°
  SOL Date 15:24:10utc 25-Oct-2001
  EOL Date 20:01:00utc 25-Oct-2001
 Attributes:  
   Wind Force 10.0 [knots] Dir WSW
   Swell Height 1.0 [meters] Dir NE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 42.0 52.0 [meters]
   Bottomspeed  4.2 4.5 [knots]
   Featherangle port -5.1 sb +5.0 [deg]
   Cable noise 5.4 5.5 [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 2.0 0001 0001-0001 0001 0001 - 0001 0.00
2 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0036 0001-0036 0036 0001 - 0036 0.00
3 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0036 0001-0036 0036 0001 - 0036 0.00
4 NFH SEGD 8015, Rev.2 NONE 6.0 0.25 0001 0001-0001 0001 0001 - 0001 0.00
5 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0001-0368 0368 0001 - 0368 5.60
6 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0369-0736 0368 0369 - 0736 5.60
7 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 0737-1104 0368 0737 - 1104 5.60
8 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1105-1472 0368 1105 - 1472 5.60
9 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1473-1840 0368 1473 - 1840 5.60
10 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 1841-2208 0368 1841 - 2208 5.60
11 SEIS SEGD 8015, Rev.2 NONE 6.0 2.0 0368 2209-2576 0368 2209 - 2576 5.60
12 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)   3598 - 3597  
   SOL Dummy Record(s) 3596 - 3587 3596 - 3587 15:22:42 - 15:24:01
   FSP Start of Line 3586 3586 15:24:10
   MSP      
   LSP End of Line 1557 1557 20:01:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1556 - 1555  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3586 - 2286 3586 - 2286 15:24:10-18:24:17 Prime 16 Valid  
    2285 - 2137 2285 - 2137 18:24:25-18:44:07 Prime 0 Scratched No coverage aquired d/t rig - NTBP
    2136 - 1557 2136 - 1557 18:44:15-20:01:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7m    
   Recording QC MANIFOLD SENSOR MISREADING ARRAY 2 (ARRAY PRESSURE GOOD) Filter delay 5.6ms. Frontsheet Set 1. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1006mB. Str 8 Bird 1 mask on External Header, constantly deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3598 - 3169 3598 - 3169 2 78  
  3168 - 2739 3168 - 2739 1 79  
  2738 - 2309 2738 - 2309 2 80  
  2308 - 1879 2308 - 1879 1 81  
  1878 - 1556 1878 - 1556 2 82  
Stream 2
   Shot(s) Files Deck Reel Remark
  3598 - 3169 3598 - 3169 3 78  
  3168 - 2739 3168 - 2739 4 79  
  2738 - 2309 2738 - 2309 3 80  
  2308 - 1879 2308 - 1879 4 81  
  1878 - 1556 1878 - 1556 4 82  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 1191 Killed traces  
ALL     ALL- 1948 Killed traces  
ALL     ALL- 2764 Killed traces  
ALL     ALL- 2806 Killed traces  
ALL     ALL 304, 1127, 1483, 1495, 2775 Noisy Trace(s)  
2285-2137     2285-2137 ALL No coverage aquired No coverage aquired d/t rig
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL-2759 ALL Manifold sensor bad Subarray 2 manifold sensor bad - manifold pressure 2000 psi
ALL     ALL 1-7, 9, 12, 369-374, 377, 737-745, 748-749, 1105-1113, 1473, 1841-1843, 1845, 2209-2210, 2213-2214, 2216-2218 Slope alarm > 5% of total line
3578-3577     3578-3577 NONE Bird depth out of spec Bird C7-3
3571-3565     3571-3565 NONE Bird depth out of spec Bird C7-3
3567     3567 NONE Bird depth out of spec Bird C7-1
3552     3552 NONE Bird depth out of spec Bird C1-2
3534-3527     3534-3527 NONE Bird depth out of spec Bird C7-3
3519-3518     3519-3518 NONE Bird depth out of spec Bird C7-3
3493-3491     3493-3491 NONE Bird depth out of spec Bird C7-1
3489     3489 NONE Bird depth out of spec Bird C7-1
3487-3484     3487-3484 NONE Bird depth out of spec Bird C7-1
3482     3482 NONE Bird depth out of spec Bird C7-1
3481     3481 NONE Bird depth out of spec Bird C6-3
3480     3480 NONE Bird depth out of spec Bird C7-1
3477     3477 NONE Bird depth out of spec Bird C6-3
3477     3477 NONE Bird depth out of spec Bird C7-1
3469     3469 NONE Bird depth out of spec Bird C7-3
3467     3467 NONE Bird depth out of spec Bird C7-3
3459     3459 NONE Bird depth out of spec Bird C7-3
3443-3441     3443-3441 NONE Bird depth out of spec Bird C7-1
3438-3436     3438-3436 NONE Bird depth out of spec Bird C7-1
3433     3433 NONE Bird depth out of spec Bird C6-3
3411     3411 NONE Bird depth out of spec Bird C7-1
3339     3339 NONE Bird depth out of spec Bird C7-1
3288     3288 NONE Bird depth out of spec Bird C7-1
3269     3269 NONE Bird depth out of spec Bird C4-11
3251     3251 NONE Bird depth out of spec Bird C7-1
3212     3212 NONE Bird depth out of spec Bird C6-3
3201     3201 NONE Bird depth out of spec Bird C1-2
3182     3182 NONE Bird depth out of spec Bird C7-1
3180-3175     3180-3175 NONE Bird depth out of spec Bird C7-1
3173     3173 NONE Bird depth out of spec Bird C7-1
3072     3072 NONE Bird depth out of spec Bird C1-2
3054     3054 NONE Bird depth out of spec Bird C7-1
3024     3024 NONE Bird depth out of spec Bird C7-1
3021     3021 NONE Bird depth out of spec Bird C7-1
3015     3015 NONE Bird depth out of spec Bird C7-1
3012     3012 NONE Bird depth out of spec Bird C7-1
3009     3009 NONE Bird depth out of spec Bird C7-1
2976     2976 NONE Bird depth out of spec Bird C7-1
2973     2973 NONE Bird depth out of spec Bird C7-1
2965     2965 NONE Bird depth out of spec Bird C7-1
2698     2698 NONE Bird depth out of spec Bird C1-2
2611-2136     2611-2136 ALL Reduced Coverage Reduced coverage d/t vsl avoiding platform.
2590     2590 NONE Bird depth out of spec Bird C7-1
2565     2565 NONE Bird depth out of spec Bird C7-1
2563     2563 NONE Bird depth out of spec Bird C7-1
2560     2560 NONE Bird depth out of spec Bird C7-1
2496-2494     2496-2494 NONE Bird depth out of spec Bird C7-1
2485-2484     2485-2484 NONE Bird depth out of spec Bird C7-1
2471     2471 ALL Gun timing error Gun 3-2 error (ms) : -1.6
2469     2469 NONE Bird depth out of spec Bird C7-1
2463     2463 NONE Bird depth out of spec Bird C1-2
2453     2453 NONE Bird depth out of spec Bird C7-1
2450     2450 NONE Bird depth out of spec Bird C7-1
2423     2423 NONE Bird depth out of spec Bird C7-1
2421     2421 NONE Bird depth out of spec Bird C7-1
2393     2393 NONE Bird depth out of spec Bird C7-1
2348-2339     2348-2339 NONE Bird depth out of spec Bird C7-3
2346-2343     2346-2343 NONE Bird depth out of spec Bird C7-4
2346-2345     2346-2345 NONE Bird depth out of spec Bird C8-3
2344     2344 NONE Bird depth out of spec Bird C8-4
2185     2185 NONE Bird depth out of spec Bird C7-1
2151-2135     2151-2135 NONE Bird depth out of spec Bird C8-3
2149-2139     2149-2139 NONE Bird depth out of spec Bird C8-4
2147     2147 NONE Bird depth out of spec Bird C1-2
2089     2089 ALL Gun timing error Gun 3-2 error (ms) : -1.6
2037     2037 NONE Bird depth out of spec Bird C7-2
2034-2033     2034-2033 NONE Bird depth out of spec Bird C7-2
1954     1954 NONE Bird depth out of spec Bird C6-3
1935     1935 NONE Bird depth out of spec Bird C6-3
1933     1933 NONE Bird depth out of spec Bird C6-3
1874     1874 NONE Bird depth out of spec Bird C6-3
1734     1734 NONE Bird depth out of spec Bird C7-2
1655     1655 NONE Bird depth out of spec Bird C7-2
1611     1611 NONE Bird depth out of spec Bird C7-2
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 14:23:34utc 27-Oct-2001