GTAC Observation Log 1. Date : 29/07/2015 2. Observation Sr. No. : 7954 3. Observer : Subhashis Roy, David Alan Green, Sabyasachi Pal 4. Observer's Email : roy@ncra.tifr.res.in, dag@mrao.cam.ac.uk, sabya@csp.res.in 5. Project Name : Confirming candidate supernova remnants in the Galactic fourth quadrant with GMRT 6. Project Code : 28_067 7. Operator(s) : Deepak, Navnath, Nilesh, Rupsing 8. Command File : /odisk/gtac/cmd/roy/28_067.28jul15.cmd 9. LTA File : /gsbifrdata1/28jul/28_067_28jul2015.lta 10. LogFlag File : /odisk/online1/logflags/28_067.FLAGS.2 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 16 MHz,OFF GSB SETTINGS : 14. GSB Host : gsbm1 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : ONLINE 18. GSB Fstop : ON 19. GAIN EQ : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : OFF 23. ACQ BW : 33.333333 MHz 24. Final BW : 33.333333 MHz; Step # 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 629 253 680 304 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C02 and C10 : No feed @235MHz. E02 : BLDC W03 : No fringe @610MHz. S06 : No fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Jul 2015 18:00:00 - 29 Jul 2015 02:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 18:20 : Power eq on 3C286 @100 counts. 18:26 : Started scan on 3C286. 18:31 : Stopped scan. 18:40 : Started scan 1714-252. 18:45 : Stopped scan. 18:48 : Power eq on G352.6+2.1 @150 counts. 18:51 : Started command file. 00:00 : S06 ABC time out. 00:20 : S06 Started working. 01:20 : Stopped command file. 01:33 : Started scan on 3c48. 02:12 : Stopped scan and closed observation session.