GTAC Observation Log 1. Date : 12/09/2020 2. Observation Sr. No. : 12408 3. Observer : Marisa Brienza, Kamlesh Rajpurohit, Annalisa Bonafede, Matteo Murgia, Franco Vazza, Francesca Loi 4. Observer\'s Email : m.brienza@ira.inaf.it, kamlesh.rajpurohit@unibo.it, a.bonafede@ira.inaf.it, matteo@oa-cagliari.inaf.it, f.vazza@jacobs-university.de, francesca.loi@inaf.it 5. Project Name : The interplay between AGN remnant plasma and the intracluster medium 6. Project Code : 38_023 7. Operator(s) : Navnath, Pramod, Surender 8. Command File : /odisk/gtac/cmd/38_023/11sep20/obs.cmd 9. LTA File : /gsbifrdata/11sep/38_023_11sep2020_gsb.lta.1, /gsbifrdata/11sep/38_023_11sep2020_gsb.lta, /gsbifrdata1/11sep/38_023_11sep2020_gsb.lta, /gwbifrdata1/11sep/38_023_11sep2020_gwb_tgc.lta, /gwbifrdata1/11sep/38_023_11sep2020_gwb.lta.1, /gwbifrdata1/11sep/38_023_11sep2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/38_023.FLAGS.3 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 : ON 20. Stokes : Full_Stokes 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 : 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. E06 : frequently getting W01 : MCM 5 Continuous ON. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 11 Sep 2020 21:00:00 - 12 Sep 2020 08:02:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 38_023 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 : 8 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 21:00:00 : Started setup using TGC 21:22:00 : Started scan on 3C48 for ~ 7.51619 min. 21:44:35 : Started scan on 3C48 for ~ 10.8716 min. 22:20:40 : TGC control changed back to ONLINE due to following problems : TGC antenna tracking problem for E04,S06,W03,C14,C08 : Tried restarting BACTCH : Scripting server not responding through MNCscript mananger : TGC gui stopped responding. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 38_023 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 : 8 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 22:26:00 : Restarted cmd file. /odisk/gtac/cmd/38_023/11sep20/obs.cmd 07:45 : Stopped command file after taking 5 mins on phase cal. 07:52 : Started scan on 3C147. 08:00 : Stopped scan on 3C147 and closed observation session.