GTAC Observation Log 1. Date : 02/01/2021 2. Observation Sr. No. : 12753 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) : Rupsing 8. Command File : /data1/gtac/cmd/39_088/02jan2021/02jan2021.py 9. LTA File : /gsbifrdata/02jan/39_088_02jan2021_gsb.lta, /gwbifrdata1/02jan/39_088_02jan2021_gwb.lta 10. LogFlag File : 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+12 dB, 32 MHz,ON, IF-CH2 : 4+12 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) : 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) : C03 : Mechanical Work. W03 : Maintenance. S01 : Low fringe @175 pole. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 02 Jan 2021 02:00:00 - 02 Jan 2021 04:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :27 37. RFI Status : 38. Comments (During Observations) : ========== GSB Setup ================================== GSB_LTA,8 GSB_CHAN_NUM,0:255:1 GSB_ACQ_BW,33.333333 GSB_FSTOP,1 GSB_ENV,1 GSB_HOSTS,0 GSB_STOKES,2 GSB_CNTRL,1 GSB_FINAL_BW,0 GSB_BEAM_1,0:1 GSB_BEAM_2,0:1 GSB_GAINEQ,1 GSB_CD_MODE,0 GSB_BB_LO,149000000.0:156000000.0 GSB_CHAN_MAX,256 GSB_MODE,0 =========== GWB Setup ======================================= GPU_FSTOP,1 GPU_PFB,0 GPU_FILRFI,0 GPU_CNTRL,1 GPU_PFB_TAPS,16 GPU_CHAN_NUM,0:2047:1 GPU_BEAM_S,0 GPU_DDC,0 GPU_GAINEQ,1 GPU_EDGE_FRQ,0 GPU_BM_INT,8 GPU_CHAN_MAX,2048 GPU_BEAM_4,0:1 GPU_ENV,1 GPU_HOSTS,2 GPU_MODE,0 GPU_STOKES,2 GPU_TPA,0 GPU_VLT_BIT,8 GPU_LTA,4 GPU_ACQ_BW,400.0000 GPU_BITS,4 -------------------------------------------------------------------- 02:25 Setup done. -------------------------------------------------------------------- 02:27 : Started scan on 3C286 02:35 : Stopped scan and started command file. 04:05 : Stopped command file. 04:09 : Started scan on 3C286. 04:18 : Stopped scan and observation closed.