GTAC Observation Log 1. Date : 25/4/2011 2. Observation Sr. No. : 5296 3. Observer : Ewan O' Sullivan, Somak Raychaudhury 4. Observer's Email : ejos@star.sr.bham.ac.uk,somak@star.sr.bham.ac.uk 5. Project Name : CLOGS 6. Project Code : 20_025 7. Operator(s) : Navanath, Nilesh, Rupsingh, 8. Command File : /odisk/gtac/cmd/ngk/20_025/n5153_eso_25apr11.cmd, /odisk/gtac/cmd/ngk/20_025/n5982-26apr11.cmd 9. LTA File : /gsbifrdata/25apr/20_025_25apr2011.lta, 10. LogFlag File : /odisk/online1/logflags/20_025.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 259 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 310 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 10+12 dB, 32 MHz,ON, IF-CH2 : 10+12 dB, 16 MHz,ON GSB SETTINGS : 14. Maximum Channels : 256 15. Final Bandwidth (MHz): OFF MHz; Step # 0 16. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. Frequency Parameters (TPA) : 629 259 680 310 51 51. 21. Integration Time : 16.106 Sec. 22. No of Antennas Working(Fringing) :29 23. Name of Non-Working Antennas (with reason for each) : C05 : Maintenance. 24. Note for Backup :-- 25. Start and End Time of Obs.(IST): 18:45 - 08:15 26. ONLINE Machine : Shivneri 27. Comments (During Observations) : 18:45 : Started setup observation. : Default dual(610+235) setup. 18:58 : Started scan on 3C147 for ~ 30 min. 19:36 : Started command file. '/odisk/gtac/cmd/ngk/20_025/n5153_eso_25apr11.cmd'. 20:27 : S01 ABC reset. 20:38 : S01 Started working. 02:33 : Stopped command file. 02:37 : Started scan on 3C286. 02:47 : Stopped scan. '/odisk/gtac/cmd/ngk/20_025/n5982-26apr11.cmd' 07:48 : Started scan on flux cal for 20min. 08:15 : observing session over. ---------------------------------------------