ACQUISITION REPORT Sequence-0181
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170A
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A1904A181
  Preplot G01A1904
  Direction 198.0°
  SOL Date 01:28:16utc 06-Jan-2002
  EOL Date 05:44:19utc 06-Jan-2002
 Attributes:  
   Wind Force 15.0 [knots] Dir E
   Swell Height 1.0 [meters] Dir E
   Propellor rpm 122 [avg]  
   Propellor pitch 99 [avg]  
       
  SOL EOL  
   Waterdepth 38.0 46.0 [meters]
   Bottomspeed  0.0 5.0 [knots]
   Featherangle port -4.2 sb +8.2 [deg]
   Cable noise 5.0 5.1 [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)   3114 - 3113  
   SOL Dummy Record(s) 3112 - 3103 3112 - 3103 01:26:54 - 01:28:08
   FSP Start of Line 3102 3102 01:28:16
   MSP      
   LSP End of Line 1085 1085 05:44:19
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1084 - 1084  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    3102 - 1085 3102 - 1085 01:28:16-05:44:19 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth at 7.0m    
   Recording QC Bird 5-14 bad dt. Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1012mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. Gun DI 5 string 1 occ erratic. Bad Bird 2-5 occ erratic    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  3114 - 2685 3114 - 2685 1 749  
  2684 - 2255 2684 - 2255 2 750  
  2254 - 1825 2254 - 1825 1 751  
  1824 - 1395 1824 - 1395 2 752  
  1394 - 1085 1394 - 1085 1 753  
Stream 2
   Shot(s) Files Deck Reel Remark
  3114 - 2685 3114 - 2685 3 749  
  2684 - 2255 2684 - 2255 3 750  
  2254 - 1825 2254 - 1825 4 751  
  1824 - 1395 1824 - 1395 3 752  
  1394 - 1085 1394 - 1085 4 753  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1255 Killed traces  
ALL     ALL 1853 Killed traces  
ALL     ALL 1657, 2307, 2731 Spiking Occ Spiking
ALL     ALL 1159 Noisy Channel  
2760-2754     2760-2754 443-459 Bird depth out of spec Bird C2-5
2625     2625 ALL Gun timing error Gun 1-2 error (ms) : -2.0
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 4-7, 9, 369-371, 373, 377, 737-749, 1105-1113, 1473, 2209-2218, 2577, 2585 Slope alarm > 5% of total line
3100-3099     3100-3099 NONE Bird depth out of spec Bird C7-14
3089-3031     3089-3031 NONE Bird depth out of spec Bird C2-5
3036-3029     3036-3029 NONE Bird depth out of spec Bird C1-5
2992     2992 NONE Bird depth out of spec Bird C2-5
2989-2810     2989-2810 NONE Bird depth out of spec Bird C2-5
2841     2841 ALL Gun timing error Gun 1-2 error (ms) : -1.6
2827     2827 NONE Bird depth out of spec Bird C2-6
2824     2824 NONE Bird depth out of spec Bird C1-5
2821-2818     2821-2818 NONE Bird depth out of spec Bird C1-4
2821     2821 NONE Bird depth out of spec Bird C1-5
2818     2818 NONE Bird depth out of spec Bird C1-5
2809     2809 NONE Bird depth out of spec Bird C2-5
2808-2805     2808-2805 NONE Bird depth out of spec Bird C2-5
2806-2796     2806-2796 NONE Bird depth out of spec Bird C2-6
2788-2763     2788-2763 NONE Bird depth out of spec Bird C2-5
2762     2762 NONE Bird depth out of spec Bird C2-5
2761     2761 NONE Bird depth out of spec Bird C2-5
2753-2732     2753-2732 NONE Bird depth out of spec Bird C2-5
2681     2681 NONE Bird depth out of spec Bird C2-5
2676-2674     2676-2674 NONE Bird depth out of spec Bird C2-5
2566-2565     2566-2565 NONE Bird depth out of spec Bird C2-5
2563-2555     2563-2555 NONE Bird depth out of spec Bird C2-5
2511     2511 NONE Bird depth out of spec Bird C7-1
2463     2463 ALL Gun timing error Gun 1-2 error (ms) : -1.7
2361     2361 NONE Bird depth out of spec Bird C2-5
2180-2170     2180-2170 NONE Bird depth out of spec Bird C2-5
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 05:57:49utc 06-Jan-2002