GTAC Observation Log 1. Date : 22/11/2022 2. Observation Sr. No. : 14796 3. Observer : Ajay Kumar, Yash Bhusare, Arpan Pal, Banshi Lal, Visweshwar Ram Marthi, Yogesh Maan, Suryarao Bethapudi, Robert Wharton, Robert Main, Hsiu-Hsien Lin, Dongzi Li 4. Observer\'s Email : akumar@ncra.tifr.res.in, ybhusare@ncra.tifr.res.in, apal@ncra.tifr.res.in, blal@ncra.tifr.res.in, vrmarthi@ncra.tifr.res.in, ymaan4@gmail.com, ep14btech11008@iith.ac.in, wharton@mpifr-bonn.mpg.de, ramain@mpifr-bonn.mpg.de, hhlin@cita.utoronto.ca, dongzili@caltech.edu 5. Project Name : Homing in on FRB20220912A with the uGMRT 6. Project Code : ddtC253 7. Operator(s) : Deepak, Navnath 8. Command File : /data1/gtac/cmd/ddtc253/ddtC253_22Nov2022_2200_cmd.py 9. LTA File : /gwbifrdata1/22nov/ddtc253_22nov2022_gwb.lta.1, /gwbifrdata1/22nov/ddtc253_22nov2022_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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/TGC 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) : 306 306 255 255 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. S01 : Feed not rotated. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 22 Nov 2022 22:00:00 - 22 Nov 2022 23:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 8 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 470 470 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : ddtC253 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : PA GPU_BEAM_3 : IA GPU_BEAM_4 : VOLTAGE GPU_BM_INT : 16 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 : 4 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : RELEASED -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: Total=0 # BEAM-1:175 :: Total=0 # BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-3:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-3:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-4:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-4:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 ----------------------------------------------------------------------- 22:00:00 : Started setup. 22:18:00 : Started scan on 3C468.1 for ~ 2.95279 min. 22:21:22 : Started scan on 3C468.1 for ~ 2.14748 min. 22:25:24 : Started scan on B2217+47 for ~ 1.52113 min. 22:28:20 : Started scan on F220912A for ~ 30.5121 min. 23:00:38 : Started scan on 3C468.1 for ~ 2.14748 min. 23:02 : Stopped command file and observation session is over.