GTAC Observation Log 1. Date : 01/12/2020 2. Observation Sr. No. : 12626 3. Observer : Poonam Chandra, Ayan Biswas, Nayana AJ, Sonalika Purkayastha, Roger Chevalier, Alak Ray, Keiichi Maeda, Peter Brown 4. Observer\'s Email : poonam@ncra.tifr.res.in, ayan.scc2@gmail.com, nayan89deva@gmail.com, spurkayastha@ncra.tifr.res.in, rac5x@virginia.edu, akr@tifr.res.in, keiichi.maeda@kusastro.kyoto-u.ac.jp, grbpeter@yahoo.com 5. Project Name : Follow up of four young supernovae with the uGMRT 6. Project Code : 39_088 7. Operator(s) : Navnath 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata1/01dec/39_088_01dec2020_gsb.lta, /gwbifrdata1/01dec/39_088_01dec2020_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1409 MHz ,RF2 : 1409 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1460 MHz, ILO2 : 1460MHz , 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 : ON 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 : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 1409 1409 1460 1460 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. S04 : feed jam E06 : Not tracking.. batch restarted. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 01 Dec 2020 05:00:00 - 01 Dec 2020 07:05:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :27 37. RFI Status : 38. Comments (During Observations) : 05:00:00 : Started setup. 05:37:03 : Started scan on 3C286 for ~ 5.23449 min. 05:44:19 : Started scan on SN2020bvc for ~ 14.0928 min. : cmd file stopped. GWB phase not stable. : GAB LO setting done. 05:58:44 : Started scan on 3C286 for ~ 4.5634 min. 06:05:17 : Started scan on SN2020BVC 06:16:00 : MSEB Power failur for all atns. 06:30:00 : power resumed. : Bad scan due to power failure. : has bad data time loss for this scan. 06:35:00 : Restarted cmd file after RF,LO,IF and GAB,OFC Setting. /data1/gtac/cmd/poonam/39_088/obs_01dec20_0500.py 06:38:37 : Started scan on 3C286 for ~ 5.16738 min. 06:46:10 : Started scan on SN2020BVC for ~ 10.00663 min. 06:56:00 : scan stop. 06:59:56 : Started scan on 3C286 for ~ 3.22122 min. 07:05:00 : observation session over. -------------------------------------------------------