ACQUISITION REPORT Sequence-0363
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170B
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A3952A363
  Preplot G01A3952
  Direction 198.0°
  SOL Date 20:22:04utc 15-Apr-2002
  EOL Date 02:11:00utc 16-Apr-2002
 Attributes:  
   Wind Force 5.0 [knots] $(wind_dir)
   Swell Height 1.5 [meters] $(swell_dir)
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 48.0 68.0 [meters]
   Bottomspeed  4.8 5.0 [knots]
   Featherangle port -3.2 sb +10.6 [deg]
   Cable noise 5.6 5.8 [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
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)   4183 - 4182  
   SOL Dummy Record(s) 4181 - 4172 4181 - 4172 20:20:49 - 20:21:56
   FSP Start of Line 4171 4171 20:22:04
   MSP 2434 2434 23:59:59
   LSP End of Line 1392 1392 02:11:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1391 - 1391  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    4171 - 1392 4171 - 1392 20:22:04-02:11:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m.    
   Recording QC Filter delay 5.6ms. Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1017mB, pressure now 1023mB. SSE functions on TRISOR disabled, GUNPOS block NOT recorded. STB guns firing on ODD SP. Only one noise test record at EOL. .    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  4183 - 3754 4183 - 3754 2 1532  
  3753 - 3324 3753 - 3324 1 1533  
  3323 - 2894 3323 - 2894 2 1534  
  2893 - 2464 2893 - 2464 1 1535  
  2463 - 2034 2463 - 2034 2 1536  
  2033 - 1604 2033 - 1604 1 1537  
  1603 - 1391 1603 - 1391 2 1538  
Stream 2
   Shot(s) Files Deck Reel Remark
  4183 - 3754 4183 - 3754 4 1532  
  3753 - 3324 3753 - 3324 3 1533  
  3323 - 2894 3323 - 2894 4 1534  
  2893 - 2464 2893 - 2464 3 1535  
  2463 - 2034 2463 - 2034 4 1536  
  2033 - 1604 2033 - 1604 3 1537  
  1603 - 1391 1603 - 1391 4 1538  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL 1476 Weak Trace(s) Trace signal less than -6dB of nominal value
ALL     ALL 2265, 1801, 1553 Spiking Trace(s)  
ALL     ALL 1159, 2871 Noisy Trace(s)  
ALL     ALL 744 Killed Trace Killed Trace
3221-3208     3221-3208 54-105 Monowing wash Low frequency, high amplitude noise due to monowing wash
3189-3075     3189-3075 443-459 Streamer depth Streamer depth out of spec, Bird 2-5 max 8.8 m.
3169-3157     3169-3157 54-105 Monowing wash Low frequency, high amplitude noise due to monowing wash
3159-3143     3159-3143 75-91 Streamer depth Streamer depth out of spec, Bird 1-5 max 9.8 m.
3147-3128     3147-3128 99-115 Streamer depth Streamer depth out of spec, Bird 1-6 max 10.7 m.
3135-3120     3135-3120 123-139 Streamer depth Streamer depth out of spec, Bird 1-7 max 10 m.
3081-3040     3081-3040 443-459 Streamer depth Streamer depth out of spec, Bird 2-5 max 10 m.
3080-3061     3080-3061 75-91 Streamer depth Streamer depth out of spec, Bird 1-5 max 9.2 m.
3077-3060     3077-3060 51-67 Streamer depth Streamer depth out of spec, Bird 1-4 max 9.9 m.
3077-3048     3077-3048 419-435 Streamer depth Streamer depth out of spec, Bird 2-4 max 10 m.
3060-3036     3060-3036 467-483 Streamer depth Streamer depth out of spec, Bird 2-6 max 11 m.
2882-2862     2882-2862 467-483 Streamer depth Streamer depth out of spec, Bird 2-6 max 9.8 m.
2880-2861     2880-2861 491-507 Streamer depth Streamer depth out of spec, Bird 2-7 max 9.6 m.
2874-2856     2874-2856 515-531 Streamer depth Streamer depth out of spec, Bird 2-8 max 9.9 m.
2242-2233     2242-2233 75-91 Bird depth out of spec Streamer depth out of spec, Bird 1-5 max depth 9.9 m.
2145-2131     2145-2131 99-115 Bird depth out of spec Streamer depth out of spec, Bird C1-6 max depth 9.6 mtrs
2138-2125     2138-2125 123-139 Bird depth out of spec Streamer depth out of spec, Bird C1-7 max depth 9.5 mtrs
2132-2124     2132-2124 419-435 Bird depth out of spec Streamer depth out of spec, Bird C2-4 max depth 10.0 mtrs
2131-2117     2131-2117 443-459 Bird depth out of spec Streamer depth out of spec, Bird C2-5 max depth 9.7 mtrs
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bad Birds Bird C8-10 No comms Bird C1-2 Intermittent comms
3636-3574     3636-3574 NONE Bird depth out of spec Bird C7-9 max depth 8.5
3438-3417     3438-3417 NONE Bird depth out of spec Bird C7-9 max depth 8.4
3400-3078     3400-3078 369-520 Monowing wash Low frequency, high amplitude noise due to monowing wash
3230-3137     3230-3137 123-139 Streamer depth Streamer depth out of spec, Bird 1-7 max 8.7 m.
3214-3172     3214-3172 99-115 Streamer depth Streamer depth out of spec, Bird 1-6 max 9.0 m.
3209-3195     3209-3195 433-491 Monowing wash Low frequency, high amplitude noise due to monowing wash
3170-3155     3170-3155 51-67 Streamer depth Streamer depth out of spec, Bird 1-4 max 9.0 m.
3164-3022     3164-3022 75-91 Streamer depth Streamer depth out of spec, Bird 1-5 max 8.7 m.
2666-2660     2666-2660 64-96 Monowing wash Low frequency, high amplitude noise due to monowing wash
2641     2641 NONE Gun timing error Gun 1-2 error (ms) : -1.8
2594-2587     2594-2587 65-83 Monowing wash Low frequency, high amplitude noise due to monowing wash
1449-1432     1449-1432 NONE Bird depth out of spec Bird C7-9
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 04:38:49utc 16-Apr-2002