ACQUISITION REPORT Sequence-0861
 Survey:  
  Client Esso Australia Pty Ltd
  Area Northern Fields 3D
  Vessel GECO_BETA
  JobNumber 9170C
  Survey Type 8 STREAMER DUAL SOURCE
   
 Sequence  
  Linename G01A0002KXT861
  Preplot G01A0002XT
  Direction 224.0°
  SOL Date 10:09:11utc 28-May-2002
  EOL Date 11:25:46utc 28-May-2002
 Attributes:  
   Wind Force 10.0 [knots] Dir SE
   Swell Height 2.0 [meters] Dir SE
   Propellor rpm 122 [avg]  
   Propellor pitch 98 [avg]  
       
  SOL EOL  
   Waterdepth 53.0 61.0 [meters]
   Bottomspeed  4.6 4.2 [knots]
   Featherangle port -1.6 sb +4.8 [deg]
   Cable noise 8.8 0.0 [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)   2823 - 1411  
   SOL Dummy Record(s) 1410 - 1401 1410 - 1401 10:07:54 - 10:09:04
   FSP Start of Line 1400 1400 10:09:11
   MSP      
   LSP End of Line 840 840 11:25:46
   EOL Dummy Record(s)      
   EOL Noise Record(s)      
 Line-segments:
    SPs Files Times [utc] Type # CMPs Status Remarks
    1400 - 840 1400 - 840 10:09:11-11:25:46 Infill 16 Valid  
 Remarks:      
   Navigation Streamer depth 7.0mtr    
   Recording QC Frontsheet Set 4. Gundepth calibrated at atmospheric pressure 1014mB, pressure now 1028mB. Low frequency strumming Str 6 channels 1841 - 1875. Strong reflection events during rig pass    

Tape-list
Stream 1
   Shot(s) Files Deck Reel Remark
  1412 - 983 1412 - 983 1 10066  
  982 - 939 982 - 939 2 10067  
Stream 2
   Shot(s) Files Deck Reel Remark
  1412 - 983 1412 - 983 3 10066  
  982 - 939 982 - 939 4 10067  

Seismic Data Annotations

NTBP
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL-841 353 Killed traces  
ALL     ALL-841 377 Killed traces  
ALL     ALL-841 744 Killed traces  
ALL     ALL 1-5 Bird depth out of spec Bird C1-1max depth 10mtr
ALL     ALL 2943 Noisy Trace(s)  
1410-1407     1410-1407 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1404-1400     1404-1400 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1398     1398 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1396-1395     1396-1395 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1393     1393 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1389     1389 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1387     1387 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1380     1380 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1378     1378 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1291     1291 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1283     1283 742, 758, 774, 790, 806, 822, 838, 854, 870, 886, 902, 918, 934, 950, 966, 982, 998, 1014, 1030, 1046, 1062, 1078, 1094 Parity errors Parity errors affecting line-6 str-3 this shot only
1134-1124     1134-1124 2627-2643 Bird depth out of spec Bird C8-4 max depth 9.7mtr
1129-1108     1129-1108 51-67 Bird depth out of spec Bird C1-4 max depth 9.4mtr
1125-1120     1125-1120 2259-2275 Bird depth out of spec Bird C7-4 max depth 9.4mtr
991-974     991-974 2931-2944 Bird depth out of spec Bird C8-17max depth 9.3
953-931     953-931 51-67 Bird depth out of spec Bird C1-4 max depth 9.5mtr
931     931 ALL Gun timing error Gun 3-1 error (ms) : 1.6
Warning
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird depth out of spec Bird C1-2
1396-1383     1396-1383 NONE Bird depth out of spec Bird C1-4
1233-1212     1233-1212 NONE Bird depth out of spec Bird C8-17
1215-1196     1215-1196 NONE Bird depth out of spec Bird C1-4
1190-1175     1190-1175 NONE Bird depth out of spec Bird C8-17
1175-1163     1175-1163 NONE Bird depth out of spec Bird C1-2
1158-1141     1158-1141 NONE Bird depth out of spec Bird C1-2
1155-1143     1155-1143 NONE Bird depth out of spec Bird C1-4
1136-1120     1136-1120 NONE Bird depth out of spec Bird C1-2
1126-1117     1126-1117 NONE Bird depth out of spec Bird C1-3
1123-1107     1123-1107 NONE Bird depth out of spec Bird C8-6
1117-1098     1117-1098 NONE Bird depth out of spec Bird C7-5
1115-1100     1115-1100 NONE Bird depth out of spec Bird C8-17
1107-1064     1107-1064 NONE Bird depth out of spec Bird C1-4
1045-1029     1045-1029 NONE Bird depth out of spec Bird C8-17
1041-1027     1041-1027 NONE Bird depth out of spec Bird C7-4
1034-1019     1034-1019 NONE Bird depth out of spec Bird C8-4
1023-995     1023-995 NONE Bird depth out of spec Bird C8-17
959-924     959-924 NONE Bird depth out of spec Bird C1-3
959-944     959-944 NONE Bird depth out of spec Bird C8-17
953-934     953-934 NONE Bird depth out of spec Bird C1-5
939-883     939-883 NONE Bird depth out of spec Bird C8-17
925-912     925-912 NONE Bird depth out of spec Bird C1-4
Comment
Shot(s)     File(s) Trace(s) Type Remark
ALL     ALL NONE Bird no comms Bird C4-2, C8-18
1050-970     1050-970 ALL Ship Noise  


 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 12:41:30utc 28-May-2002