ACQUISITION REPORT Sequence-0129
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3120J129
  Preplot G01A3120
  Direction 18.0°
  SOL Date 05:55:16utc 19-Dec-2001
  EOL Date 11:39:10utc 19-Dec-2001
 Attributes:  
   Wind Force 6.0 [knots] $(wind_dir)
   Swell Height 0.5 [meters] $(swell_dir)
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 59.5 43.5 [meters]
   Bottomspeed  4.3 4.5 [knots]
   Featherangle port -2.0 port -0.5 [deg]
   Cable noise 4.49 5.6 [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)   1561 - 1562  
   SOL Dummy Record(s) 1563 - 1592 1563 - 1592 05:51:00 - 05:55:07
   FSP Start of Line 1593 1593 05:55:16
   MSP      
   LSP End of Line 4107 4107 11:39:10
   EOL Dummy Record(s)      
   EOL Noise Record(s)   4108 - 4109  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1593 - 4107 1593 - 4107 05:55:16-11:39:10 Infill 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 7 Bird 1 mask on External Header, occasionally deep, 7.8-8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1561 - 1990 1561 - 1990 1 547  
  1991 - 2420 1991 - 2420 2 548  
  2421 - 2850 2421 - 2850 1 549  
  2851 - 3280 2851 - 3280 2 550  
  3281 - 3710 3281 - 3710 1 551  
  3711 - 4109 3711 - 4109 2 552  
Stream 2
   Shot(s) Files Deck Reel Remark
  1561 - 1990 1561 - 1990 3 547  
  1991 - 2420 1991 - 2420 4 548  
  2421 - 2850 2421 - 2850 3 549  
  2851 - 3280 2851 - 3280 4 550  
  3281 - 3710 3281 - 3710 3 551  
  3711 - 4109 3711 - 4109 4 552  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 2307, 2731 Spiking Trace(s)  
ALL     ALL 2871 Noisy Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1459, 1465, 2034   Fails Crossfeed Test
ALL     ALL 2209-2213 Bird depth out of spec Bird C7-1 occasinal deep 7,8 - 8.1m
ALL     ALL 4-9, 12, 369-371, 373, 377, 737-742, 744-745, 747-748, 1105-1113, 1126, 1130, 1473, 1841-1850, 1852, 2209-2211, 2585 Slope alarm > 5% of total line
2106     2106 ALL Hydrophone data No near-field hydrophone data recorded
2155     2155 ALL Hydrophone data No near-field hydrophone data recorded
2242     2242 1811-1827 Bird depth out of spec Bird C5-16
2430     2430 ALL Hydrophone data No near-field hydrophone data recorded
2522     2522 ALL Hydrophone data No near-field hydrophone data recorded
2677     2677 ALL Hydrophone data No near-field hydrophone data recorded
3140     3140 419-435 Bird depth out of spec Bird C2-4
3142-3145     3142-3145 419-435 Bird depth out of spec Bird C2-4
3147     3147 419-435 Bird depth out of spec Bird C2-4
4046     4046 ALL Hydrophone data No near-field hydrophone data recorded
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 12:09:21utc 19-Dec-2001