GTAC Observation Log 1. Date : 28/01/2021 2. Observation Sr. No. : 12842 3. Observer : Visweshwar Ram Marthi, Robert Main, Dongzi Li, Robert Wharton, Hsiu-Hsien Lin, Tasha Gautam, Ue Li Pen, Shriharsh P. Tendulkar 4. Observer\'s Email : vrmarthi@ncra.tifr.res.in, ramain@mpifr-bonn.mpg.de, dzli@cita.utoronto.ca, wharton@mpifr-bonn.mpg.de, hhlin@cita.utoronto.ca, tgautam@mpifr-bonn.mpg.de, pen@cita.utoronto.ca, shriharsh@gmail.com 5. Project Name : Periodic Monitoring of the Repeating FRB 180916.J0158\\\\+65 6. Project Code : 39_072 7. Operator(s) : Deepak, Rupsing 8. Command File : /data1/gtac/cmd/39_072/obs_28jan.py 9. LTA File : /gsbifrdata1/28jan/39_072_28jan2021_b5.lta, /gwbifrdata1/28jan/39_072_28jan2021_gwb_b5.lta, /gwbifrdata2/28jan/39_072_28jan2021_gwb_b4.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1052 MHz ,RF2 : 1052 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 990 MHz, ILO2 : 990MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 20+10 dB, 16 MHz,OFF, IF-CH2 : 20+10 dB, 16 MHz,OFF GSB SETTINGS : 14. GSB Host : gsbm1 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : TGC 18. GSB Fstop : ON 19. GAIN EQ : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : Volt 23. ACQ BW : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 1052 1052 990 990 62 62 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. E06 : TGC problem. W05 : Servo problem. S04 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Jan 2021 18:00:00 - 28 Jan 2021 22:30:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :26 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF3 : 550 550 GPU_DDCLO3 : 0.000000 0.000000 GPU_SB3 : 1 1 GCODE3 : SUBA3 GPU_RF4 : 1000 1000 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : SUBA4 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : IA GPU_BEAM_3 : PA GPU_BEAM_4 : IA GPU_BM_INT : 32 GPU_GAINEQ : ON GPU_TPA : From online/TGC tpa GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF GPU_PFB : OFF GPU_PFB_TAPS : 16 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_ENV : RELEASED ------------------------------------------------------------------------ 19:00 : Setup done. ------------------------------------------------------------------------ # GSB GAC configuration is as follows : Band5 # # BEAM-2:130 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 # BEAM-2:175 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 ------------------------------------------------------------------------ # GWB GAC configuration is as follows : # BEAM-1:130 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 # BEAM-1:175 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 # BEAM-2:130 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 # BEAM-2:175 :: C01 C02 C09 C11 C12 C13 C14 E02 E04 S01 S03 W03 Total=12 # BEAM-3:130 :: C00 C04 C05 C06 C08 C10 E03 E05 S02 S06 W02 W04 W06 Total=13 # BEAM-3:175 :: C00 C04 C05 C06 C08 C10 E03 E05 S02 S06 W02 W04 W06 Total=13 # BEAM-4:130 :: C00 C04 C05 C06 C08 C10 E03 E05 S02 S06 W02 W04 W06 Total=13 # BEAM-4:175 :: C00 C04 C05 C06 C08 C10 E03 E05 S02 S06 W02 W04 W06 Total=13 ------------------------------------------------------------------------ 19:10 : Command was not proper format. ------------------------------------------------------------------------ 19:20 : Started command file. ------------------------------------------------------------------------ 22:30 : Stopped command file and observation closed.