GTAC Observation Log 1. Date : 18/12/2011 2. Observation Sr. No. : 5707 3. Observer : Sandeep Sirothia 4. Observer's Email : sirothia@ncra.tifr.res.in 5. Project Name : TGSS 6. Project Code : 21_057 7. Operator(s) : Nilesh, Rupsingh, 8. Command File : /odisk/gtac/cmd/sirothia/21_057_20111218a.cmd, 9. LTA File : /gsbifrdata/18dec/21_057_18dec2011_16s.lta, 10. LogFlag File : /odisk/online1/logflags/21_057.FLAGS.18 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218 MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 12+10 dB, 16 MHz,ON, IF-CH2 : 12+10 dB, 16 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Full_Polar 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 16 MHz 21. Maximum Channels : 256 22. IFBW (MHz) : LO5 (KHz) : 16:138000-167000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 156 156 218 218 62 62. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :30 27. Name of Non-Working Antennas (with reason for each) : -- 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 21:30 - 06:00 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 21:30 : Started settings for observation. 22:00 : On-line Problem, antennas not accepting commands, All antennas TIME-OUT. 23:10 : On-line Started working. 23:11 : Re-Started settings for observation. 23:24 : Started scan on 3c48 for ~10min. 23:35 : Started scan on J0218+4232 for ~10min. 23:52 : Started command file. '/odisk/gtac/cmd/sirothia/21_057_20111218a.cmd'. 05:23 : Stopped command file. 05:27 : Started scan on J0953+0755 for ~15min. 05:46 : Started scan on 3c147 for ~14min. 06:00 : Stopped observation session.