GTAC Observation Log 1. Date : 10/5/2013 2. Observation Sr. No. : 6490 3. Observer : B C Joshi, Paul Barrett 4. Observer's Email : bcj@ncra.tifr.res.in,paul.barrett@usno.navy.mil 5. Project Name : CV survey 6. Project Code : 24_034 7. Operator(s) : Navanath, Nilesh, 8. Command File : /odisk/gtac/cmd/bcj/24_034.100513.cmd 9. LTA File : /gsbifrdata/10may/24_034_10may2013_8s.lta 10. LogFlag File : /odisk/online1/logflags/24_034.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : OFF 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 32 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 629 253 680 304 51 51. 25. Integration Time : 8.053 Sec. 26. No of Antennas Working(Fringing) :22 27. Name of Non-Working Antennas (with reason for each) : C10 : 235 Mhz no feed hence no fringe in 175 pol. c09 : painting. C11 : Structural Repair Work E03 : BLDC E04 : Servo problem W06 : Maintenance S01 : MCM -5 Time out W01 : No fringe. W04 : 130 pol no fringe. 680 Mhz lo unlock ? 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 18:00 - 03:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 17:45:00 : Started settings. 18:00 : Started cmd file. /odisk/gtac/cmd/bcj/23_034.100513.cmd 18:40 : C09 released for observation. 22:06 : C13 ABC time out. 23:25 : C13 Started working. 00:07 : C13 ABC time out. 02:44 : Stopped command file. 02:52 : Started scan on 3c286. 03:01 : Stopped scan and observation session closed.