ACQUISITION REPORT Sequence-0855
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170C
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A0001QXT855
  Preplot G01A0001XT
  Direction 47.0°
  SOL Date 12:22:26utc 26-May-2002
  EOL Date 13:28:00utc 26-May-2002
 Attributes:  
   Wind Force 5.0 [knots] Dir VAR
   Swell Height 1.0 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 56.0 57.0 [meters]
   Bottomspeed  4.4 4.5 [knots]
   Featherangle port -5.5 sb +2.8 [deg]
   Cable noise 4.8 5.9 [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 8
2 PORT -345.0 -25.0 -6.0 3542.0 3 8

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)   919 - 920  
   SOL Dummy Record(s) 921 - 930 921 - 930 12:21:03 - 12:22:17
   FSP Start of Line 931 931 12:22:26
   MSP      
   LSP End of Line 1420 1420 13:28:00
   EOL Dummy Record(s)      
   EOL Noise Record(s)   1521 - 1522  
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    931 - 1420 931 - 1420 12:22:26-13:28:00 Prime 16 Valid  
 Remarks:      
   Navigation Streamer depth 7m.    
   Recording QC Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1030mB. Low frequency strumming Str 6 channels 1841 - 1875.    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  919 - 1348 919 - 1348 1 10057  
  1349 - 1522 1349 - 1522 2 10058  
Stream 2
   Shot(s) Files Deck Reel Remark
  919 - 1348 919 - 1348 4 10057  
  1349 - 1522 1349 - 1522 3 10058  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL- 353 Killed traces  
ALL     ALL- 377 Killed traces  
ALL     ALL- 744 Killed traces  
ALL     ALL- 2764 Killed traces  
ALL     ALL 1857, 2943 Noisy Trace(s)  
ALL     ALL 349 Spiking Trace(s)  
1056-1063     1056-1063 2627-2643 Bird depth out of spec Bird C8-4 Max depth 9.4 mtr
1061-1071     1061-1071 2259-2275 Bird depth out of spec Bird C7-4 Max depth 9.6 mtr
1158-1174     1158-1174 51-67 Bird depth out of spec Bird C1-4 Max depth 10 mtr
1160-1172     1160-1172 419-439 Bird depth out of spec Bird C2-4 Max depth 9.8mtr
1164-1172     1164-1172 440-459 Bird depth out of spec Bird C2-5 Max depth 9.4 mtr
Warning
Shot(s)     File(s) Trace(s) Type Remark
970-980     970-980 NONE Bird depth out of spec Bird C2-4 Max depth 8.9mtr
993-1042     993-1042 NONE Bird depth out of spec Bird C1-1
996-998     996-998 NONE Bird depth out of spec Bird C1-2
1044-1062     1044-1062 NONE Bird depth out of spec Bird C1-1
1062-1084     1062-1084 NONE Bird depth out of spec Bird C7-5
1072-1088     1072-1088 NONE Bird depth out of spec Bird C7-4
1075-1085     1075-1085 NONE Bird depth out of spec Bird C1-1
1102-1280     1102-1280 ALL Rig noise High frequency noise when passing rig Max 10 uBar
1106-1217     1106-1217 NONE Bird depth out of spec Bird C1-1
1111-1121     1111-1121 NONE Bird depth out of spec Bird C1-2
1156-1175     1156-1175 NONE Bird depth out of spec Bird C1-3
1158-1173     1158-1173 NONE Bird depth out of spec Bird C1-5
1162-1178     1162-1178 NONE Bird depth out of spec Bird C2-3
1219-1231     1219-1231 NONE Bird depth out of spec Bird C1-1
1250-1261     1250-1261 NONE Bird depth out of spec Bird C8-3
1261-1284     1261-1284 NONE Bird depth out of spec Bird C1-1
1312-1326     1312-1326 NONE Bird depth out of spec Bird C7-4
1317-1396     1317-1396 NONE Bird depth out of spec Bird C1-1
1371-1387     1371-1387 NONE Bird depth out of spec Bird C1-5
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird no comms Bird C1-1, C8-18


 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 22:54:22utc 28-Jun-2002