GTAC Observation Log 1. Date : 22/01/2020 2. Observation Sr. No. : 11825 3. Observer : Maryam Arabsalmani, Sambit Roychowdhury, Emeric Le Floc`h, Frederic Bournaud, Nissim Kanekar, Martin Alexander Zwaan, Elena Pian 4. Observer\'s Email : maryam.arabsalmani@unimelb.edu.au, sroychowdhury@swin.edu.au, elefloch@cea.fr, frederic.bournaud@cea.fr, nkanekar@ncra.tifr.res.in, mzwaan@eso.org, elena.pian@inaf.it 5. Project Name : Massive star explosions in high density gas 6. Project Code : 37_116 7. Operator(s) : Deepak, Nilesh, Rupsing, Shilpa 8. Command File : /odisk/gtac/cmd/37_116/21jan2020/37_116_s1_cmd.txt 9. LTA File : /gsbifrdata/21jan/37_116_21jan2020_gsb.lta, /gwbifrdata/21jan/37_116_21jan2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.3446 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1408 MHz ,RF2 : 1408 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1470 MHz, ILO2 : 1470MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 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 : 16.666666 MHz 24. Final BW : 4 MHz; Step # 1 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 1408 1408 1470 1470 62 62 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :30 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 21 Jan 2020 16:50:00 - 22 Jan 2020 03:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :30 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 100.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1460 1460 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 37_116 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 32 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------------------------------------------------- 16:50 : Started settings. 17:12 : Started scan on 3C147 for ~ 14.4955 min. 17:30 : \'/odisk/gtac/cmd/37_116/21jan2020/37_116_s1_cmd.txt\' command file started. -------------------------------------------------------------------------- 02:48 : Stopped command file. 02:50 : Started scan on 3C286 for 10min 03:00 : Stopped scan and observation session over.