GTAC Observation Log 1. Date : 26/09/2020 2. Observation Sr. No. : 12463 3. Observer : Melissa Elizabeth Morris, Eric Wilcots 4. Observer\'s Email : mmorris@astro.wisc.edu, ewilcots@astro.wisc.edu 5. Project Name : Measuring the Density of the Intragroup Medium using Bent Double Lobed AGN 6. Project Code : 38_095 7. Operator(s) : Navnath, Pramod 8. Command File : /odisk/gtac/cmd/38_095/obs_26sep.cmd 9. LTA File : /gsbifrdata/26sep/38_095_26sep2020_gsb.lta, /gwbifrdata1/26sep/38_095_26sep2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/38_095.FLAGS.6 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :24 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. S04 : Taken for mechanical work S03 : Taken for electrical work C12 : Taken for Front End work E04 and C04 : Feed problem 33. Note for Backup : 34. Start and End Time of Obs.(IST): 26 Sep 2020 13:00:00 - 26 Sep 2020 17:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :24 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 : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1450 1450 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 38_095 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 : 4 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 13:00 : Started set up. 13:19 : Started scan on 3C286 for 8 min. 13:27 : Stopped scan and started command file. \'/odisk/gtac/cmd/38_095/obs_26sep.cmd\' 16:55:07 : Started scan on 3C286 for ~ 11.4085 min. 16:10:00 : Observation session closed. -------------------------------------------