ACQUISITION REPORT Sequence-0069
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2800B069
  Preplot G01A2800
  Direction 18.0°
  SOL Date 17:41:14utc 23-Nov-2001
  EOL Date 18:19:11utc 23-Nov-2001
 Attributes:  
   Wind Force 20.0 [knots] Dir SSW
   Swell Height 2.0 [meters] Dir E
   Propellor rpm 122 [avg]  
   Propellor pitch 85 [avg]  
       
  SOL EOL  
   Waterdepth 49.0 49.0 [meters]
   Bottomspeed  4.3 4.4 [knots]
   Featherangle port -9.3 port -2.8 [deg]
   Cable noise 17.9 7.3 [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
0 STBD -345.0 25.0 -6.0 0.0 0 0
0 STBD -345.0 -25.0 -6.0 0.0 0 0

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)   1951 - 2931  
   SOL Dummy Record(s) 2932 - 2941 2932 - 2941 17:39:49 - 17:41:06
   FSP Start of Line 2942 2942 17:41:14
   MSP      
   LSP End of Line 3210 3210 18:19:11
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3211 - 3212  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    2942 - 2951 2942 - 2951 17:41:14-17:42:31 Reshoot 0 Scratched Overlap SP's
    2952 - 2982 2952 - 2982 17:42:39-17:46:54 Reshoot 0 Scratched ALL DATA SCRATCHED D/T WEATHER
    2983 - 3210 2983 - 3210 17:47:03-18:19:11 Reshoot 0 Scratched Overlap SP's
 Remarks:      
   Navigation Streamer depth at 7m    
   Recording QC ### ALL DATA SCRATCHED D/T WEATHER ###. BIRD 6-1 LOST CAL VALUES - DEPTH READING INCORRECT. Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1001mB, pressure now 1027mB. Str 8 Bird 1 mask on External Header, occasionally deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  2930 - 3212 2930 - 3212 1 277  
Stream 2
   Shot(s) Files Deck Reel Remark
  2930 - 3212 2930 - 3212 3 277  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 304 Noisy traces  
3030-3042     3030-3042 2179-2195 Bird depth out of spec Bird C6-16
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2301 Fails Crossfeed Ch 2301 fails crossfeed
ALL     ALL 1191 Weak Traces  
ALL     ALL 1-9, 11-12, 15, 369-374, 737-739, 741-745, 1105-1110, 1112-1113, 1841, 1845, 2209-2210, 2213, 2216-2217, 2223 Slope alarm > 5% of total line
2963-2978     2963-2978 NONE Bird depth out of spec Bird C6-16
2997-3029     2997-3029 NONE Bird depth out of spec Bird C6-16
3024     3024 NONE Bird depth out of spec Bird C8-4
3043-3056     3043-3056 NONE Bird depth out of spec Bird C6-16
3070     3070 NONE Bird depth out of spec Bird C8-4
3077-3078     3077-3078 NONE Bird depth out of spec Bird C6-8
3089-3128     3089-3128 NONE Bird depth out of spec Bird C6-16
3096     3096 NONE Bird depth out of spec Bird C6-3
3101-3111     3101-3111 NONE Bird depth out of spec Bird C6-3
3113     3113 NONE Bird depth out of spec Bird C6-3
3130-3135     3130-3135 NONE Bird depth out of spec Bird C6-16
3137-3144     3137-3144 NONE Bird depth out of spec Bird C6-16
3158     3158 NONE Bird depth out of spec Bird C6-3
3173     3173 NONE Bird depth out of spec Bird C6-3
3177     3177 NONE Bird depth out of spec Bird C6-2
3210     3210 NONE Bird depth out of spec Bird C6-3
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 18:57:12utc 23-Nov-2001