GTAC Observation Log 1. Date : 20/05/2017 2. Observation Sr. No. : 9406 3. Observer : Nayana, Poonam chandra 4. Observer's Email : nayana@ncra.tifr.res.in. 5. Project Name : DDT Observation 6. Project Code : DDTB277 7. Operator(s) : Navnath 8. Command File : /odisk/gtac/cmd/nayana/ddtb277/obs.cmd 9. LTA File : /gsbifrdata1/20may/ddtb277_20may2017.lta 10. LogFlag File : /odisk/online1/logflags/DDTB277.FLAGS.1 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,ON, IF-CH2 : 4+14 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Host : gsbm1_shivneri 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 : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C14 : : Taken for Mech Work. W04 : : ABC time-out. W02 : : No frine at 175 pol. (Not working in GWB) 33. Note for Backup : 34. Start and End Time of Obs.(IST): 20 May 2017 03:00:00 - 20 May 2017 06:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 03:00 : Started setup. 03:19:44 : Started scan on 3C286 for ~ 9.66367 min. 03:32:59 : Started scan on 2250+714 for ~ 4.83183 min. 03:41:13 : Started scan on SN2017EAW for ~ 29.7963 min. 04:12:38 : Started scan on 2250+714 for ~ 4.83183 min. 04:20:51 : Started scan on SN2017EAW for ~ 30.0647 min. 04:52:30 : Started scan on 2250+714 for ~ 4.83183 min. 05:00:44 : Started scan on SN2017EAW for ~ 29.7963 min. 05:31:53 : Started scan on 2250+714 for ~ 4.83183 min. 05:39:56 : Started scan on SN2017EAW for ~ 10.469 min. 05:51:44 : Started scan on 2250+714 for ~ 11.5427 min. 06:00 : observation session over.