GTAC Observation Log 1. Date : 19/06/2015 2. Observation Sr. No. : 7851 3. Observer : Jian Li, Manjari Bagchi, Diego F. Torres, Shuang-Nan Zhang, Xian Hou, Martin 4. Observer's Email : jian@ieec.uab.es, manjari.bagchi@gmail.com, dtorres@ieec.uab.es, zhangsn@ihep.ac.cn, xhou@ynao.ac.cn, jonatanmrtn@gmail.com 5. Project Name : Searching for radio counterpart of diffuse gamma-ray emission around PSR J1632-4818 6. Project Code : 28_062 7. Operator(s) : Navnath, Pramod, Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/28_062/obs_18jun15.cmd 9. LTA File : /gsbifrdata/18jun/28_062_18jun2015.lta 10. LogFlag File : /odisk/online1/logflags/28_062.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 32 MHz,OFF, IF-CH2 : 4+14 dB, 32 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) : 591 591 540 540 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : S03 : Taken for CST painting.(610MHz feed removed.) W03 : Amplitude Jump. E04 : Phase jump. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 18 Jun 2015 21:00:00 - 19 Jun 2015 01:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 20:30 : Started set up. 20:45 : Power equalized at 200 counts on 3C286. 20:54 : Started scan on 3C286 for 15 min. 20:12 : Started command file. '/odisk/gtac/cmd/28_062/obs_18jun15.cmd' 21:21 : C10 antenna taken for Front End test. 00:49 : Stopped command file after phase cal. 00:52 : Started scan on 3C286 for 10 mins. 01:02 : Stopped scan on 3C286 and closed observation session.