ACQUISITION REPORT Sequence-0031
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A2528C031
  Preplot G01A2528
  Direction 198.0°
  SOL Date 01:36:36utc 04-Nov-2001
  EOL Date 02:39:08utc 04-Nov-2001
 Attributes:  
   Wind Force 8.0 [knots] Dir ESE
   Swell Height 1.3 [meters] Dir SE
   Propellor rpm 124 [avg]  
   Propellor pitch 90 [avg]  
       
  SOL EOL  
   Waterdepth 41.0 46.0 [meters]
   Bottomspeed  4.7 4.8 [knots]
   Featherangle sb +2.1 sb +3.5 [deg]
   Cable noise 5.84 6.39 [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)   3662 - 3661  
   SOL Dummy Record(s) 4283 - 3651 4283 - 3651 00:11:11 - 01:36:29
   FSP Start of Line 3650 3650 01:36:36
   MSP      
   LSP End of Line 3151 3151 02:39:08
   EOL Dummy Record(s)      
   EOL Noise Record(s)   3150 - 3150  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3650 - 3151 3650 - 3151 01:36:36-02:39:08 Reshoot 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Filter delay 5.6ms. Frontsheet Set 2. Gundepth calibrated at atmospheric pressure 1004mB, pressure now 1019mB. Str 8 Bird 1 mask on External Header, constantly deep, 8.1m.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3662 - 3479 3662 - 3479 1 134  
  3478 - 3150 3478 - 3150 2 135 Only one noise file recorded.
Stream 2
   Shot(s) Files Deck Reel Remark
  3662 - 3479 3662 - 3479 3 134  
  3478 - 3150 3478 - 3150 4 135 Only one noise file recorded.

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 2819 Killed traces  
ALL     ALL 304, 1127, 1495 Noisy Trace(s)  
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1191 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 4-9, 12, 369-371, 377, 737-749, 751-752, 758, 1105-1109, 1112-1113, 1473, 1841-1842, 1844, 2209-2210 Slope alarm > 5% of total line
ALL     ALL 2301 Fails crossfeed test  
3622-3614     3622-3614 NONE Bird depth out of spec Bird C6-3
3613     3613 NONE Bird depth out of spec Bird C6-3
3612-3609     3612-3609 NONE Bird depth out of spec Bird C6-3
3608-3598     3608-3598 NONE Bird depth out of spec Bird C6-3
3597     3597 NONE Bird depth out of spec Bird C6-3
3596-3586     3596-3586 NONE Bird depth out of spec Bird C6-3
3585-3583     3585-3583 NONE Bird depth out of spec Bird C6-3
3582-3550     3582-3550 NONE Bird depth out of spec Bird C6-3
3566-3491     3566-3491 NONE Bird depth out of spec Bird C6-4
3550-3479     3550-3479 NONE Bird depth out of spec Bird C4-11
3549-3548     3549-3548 NONE Bird depth out of spec Bird C6-3
3547-3545     3547-3545 NONE Bird depth out of spec Bird C6-3
3544     3544 NONE Bird depth out of spec Bird C6-3
3543-3540     3543-3540 NONE Bird depth out of spec Bird C6-3
3539-3520     3539-3520 NONE Bird depth out of spec Bird C6-3
3519-3479     3519-3479 NONE Bird depth out of spec Bird C6-3
3497     3497 NONE Bird depth out of spec Bird C3-11
3496-3479     3496-3479 NONE Bird depth out of spec Bird C3-11
3489-3479     3489-3479 NONE Bird depth out of spec Bird C6-4
3413     3413 NONE Bird depth out of spec Bird C6-3
3410     3410 NONE Bird depth out of spec Bird C6-3
3408     3408 NONE Bird depth out of spec Bird C6-3
3380     3380 NONE Bird depth out of spec Bird C6-3
3363     3363 NONE Bird depth out of spec Bird C6-3
3341     3341 NONE Bird depth out of spec Bird C6-3
3310     3310 NONE Bird depth out of spec Bird C6-3
3283-3282     3283-3282 NONE Bird depth out of spec Bird C6-3
3261     3261 NONE Bird depth out of spec Bird C6-3
3203     3203 NONE Bird depth out of spec Bird C6-3
3195     3195 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 02:20:41utc 04-Nov-2001