GTAC Observation Log 1. Date : 28/09/2020 2. Observation Sr. No. : 12472 3. Observer : Valentina Missaglia, Marisa Brienza, Francesco Massaro, Martin Hardcastle, Annalisa Bonafede, Alessandro Paggi, Elisabetta Liuzzo, Ralph Kraft 4. Observer\'s Email : valentina.missaglia@unito.it, m.brienza@ira.inaf.it, fmassaro79@gmail.com, M.J.Hardcastle@herts.ac.uk, a.bonafede@ira.inaf.it, alessandro.paggi@gmail.com, liuzzo@ira.inaf.it, rkraft@head.cfa.harvard.edu 5. Project Name : Probing the presence of re-energized particles in the radio tail of SDSS J2155\\\\+0864 6. Project Code : 38_051 7. Operator(s) : Deepak, Shilpa 8. Command File : /data1/gtac/cmd/38_051/obs_28sep.py 9. LTA File : /gsbifrdata/28sep/38_051_28sep2020_gsb.lta, /gwbifrdata/28sep/38_051_28sep2020_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+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. S04 : Mechanical Work C01 : Feed jam. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Sep 2020 17:45:00 - 28 Sep 2020 23:05:00 35. ONLINE Machine : TGC 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_051 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 : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------------------------------------------------- 17:45:00 : Started settings. 18:12:26 : Started scan on 3C286 for ~ 11.744 min. 18:33:43 : \'/data1/gtac/cmd/38_051/obs_28sep.py\' command file started. 22:44:30 : Stopped command file. 22:53:04 : Started scan on 3C48. 23:03:04 : Stopped scan and observing session over.