ACQUISITION REPORT Sequence-0150
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2400A150
  Preplot G01A2400
  Direction 198.0°
  SOL Date 10:05:23utc 24-Dec-2001
  EOL Date 12:55:25utc 24-Dec-2001
 Attributes:  
   Wind Force 8.0 [knots] Dir NE
   Swell Height 1.0 [meters] Dir SW
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 40.0 48.0 [meters]
   Bottomspeed  4.6 4.9 [knots]
   Featherangle port -3.3 sb +3.9 [deg]
   Cable noise 4.93 36.8 [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)   3597 - 3596  
   SOL Dummy Record(s) 3595 - 3566 3595 - 3566 10:01:26 - 10:05:15
   FSP Start of Line 3565 3565 10:05:23
   MSP      
   LSP End of Line 2290 2290 12:55:25
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1528 - 1527  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3565 - 2290 3565 - 2290 10:05:23-12:55:25 Prime 16 Valid Line stopped dt avoid platform
 Remarks:      
   Navigation Streamer depth 7.0 m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1002 mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Turn noise at EOL noise records.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3597 - 3168 3597 - 3168 1 618  
  3167 - 2738 3167 - 2738 2 619  
  2737 - 2308 2737 - 2308 1 620  
  2307 - 1527 2307 - 1527 2 621  
Stream 2
   Shot(s) Files Deck Reel Remark
  3597 - 3168 3597 - 3168 4 618  
  3167 - 2738 3167 - 2738 3 619  
  2737 - 2308 2737 - 2308 4 620  
  2307 - 1527 2307 - 1527 3 621  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 1853 Killed traces  
ALL     ALL 1657, 2307, 2731 Spiking Trace(s)  
ALL     ALL 2871 Noisy Trace(s)  
2344-2343     2344-2343 51-67 Bird depth out of spec Bird C1-4
2337-2310     2337-2310 1105-1192 Streamer noise Streamer noise d/t turning avoid a platform
2333-2310     2333-2310 737-819 Streamer noise Streamer noise d/t turning avoid a platform
2330-2310     2330-2310 1-95 Streamer noise Streamer noise d/t turning avoid a platform
2330-2310     2330-2310 369-469 Streamer noise Streamer noise d/t turning avoid a platform
2330-2310     2330-2310 1473-1547 Streamer noise Streamer noise d/t turning avoid a platform
2329-2310     2329-2310 1841-1913 Streamer noise Streamer noise d/t turning avoid a platform
2329-2310     2329-2310 2209-2275 Streamer noise Streamer noise d/t turning avoid a platform
2325-2310     2325-2310 2577-2638 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 1-140 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 369-509 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 737-877 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 1105-1245 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 1473-1613 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 1841-1949 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 2209-2315 Streamer noise Streamer noise d/t turning avoid a platform
2309-2290     2309-2290 2577-2684 Streamer noise Streamer noise d/t turning avoid a platform
2304     2304 2931-2944 Bird depth out of spec Bird C8-17
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1599, 2034   Fails Crossfeed
ALL     ALL 1-9, 12, 369-374, 377, 737-742, 744-745, 748, 1105-1113, 2209-2219, 2223, 2577, 2585 Slope alarm > 5% of total line
3429     3429 ALL Gun timing error Gun 1-2 error (ms) : -1.9
3425     3425 369-373 Bird depth out of spec Bird C2-1
3424-3421     3424-3421 369-373 Bird depth out of spec Bird C2-1
3423-3421     3423-3421 373-387 Bird depth out of spec Bird C2-2
3420     3420 369-373 Bird depth out of spec Bird C2-1
3126     3126 ALL Gun timing error Gun 5-3 error (ms) : -1.2
3116     3116 ALL Gun timing error Gun 5-3 error (ms) : 1.1
3025     3025 ALL Gun timing error Gun 1-2 error (ms) : -1.7
2868     2868 ALL Gun timing error Gun 5-3 error (ms) : -1.3
2528     2528 1845-1859 Bird depth out of spec Bird C6-2
2488     2488 ALL Gun timing error Gun 5-3 error (ms) : -1.1
2345-2341     2345-2341 27-43 Bird depth out of spec Bird C1-3
2345     2345 51-67 Bird depth out of spec Bird C1-4
2342-2339     2342-2339 51-67 Bird depth out of spec Bird C1-4
2342     2342 419-435 Bird depth out of spec Bird C2-4
2322-2305     2322-2305 2931-2944 Bird depth out of spec Bird C8-17
2303-2290     2303-2290 2931-2944 Bird depth out of spec Bird C8-17
2293     2293 1939-1955 Bird depth out of spec Bird C6-6
Comment
Shot(s)     File(s) Trace(s) Type Remark
2394     2394 NONE   Turning to avoid platform


 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 21:26:49utc 24-Dec-2001