GTAC Observation Log 1. Date : 05/09/2021 2. Observation Sr. No. : 13465 3. Observer : Devojyoti Kansabanik, Bhaswati Bhattacharyya, Jayanta Roy, Sanjay S. Kudale, Shubham Singh 4. Observer\'s Email : dkansabanik@ncra.tifr.res.in, bhaswati@ncra.tifr.res.in, jroy@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, ssingh@ncra.tifr.res.in 5. Project Name : Polarization Study of Millisecond Pulsars using uGMRT 6. Project Code : 40_041 7. Operator(s) : Deepak, Navnath, Rupsing, Surender 8. Command File : /data1/gtac/cmd/40_041/04sep21/cmd1.py,, /data1/gtac/cmd/40_041/04sep21/cmd2.py 9. LTA File : /gsbifrdata/04sep/40_041_04sep2021_gsb.lta, /gwbifrdata2/04sep/40_041_04sep2021_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 : 20+10 dB, 32 MHz,OFF, IF-CH2 : 20+10 dB, 32 MHz,OFF 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 : 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) : 306 306 255 255 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C10 : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 Sep 2021 23:00:00 - 05 Sep 2021 05:00:00 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 : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : -1 -1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : SUBA4 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : PA GPU_BM_INT : 4 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 : 8 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : TRIAL ---------------------------------------------------------------------- 23:20 : Setup done. ---------------------------------------------------------------------- # GSB GAC configuration is as follows : # BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E03 E04 S01 S02 S03 S04 W01 W02 W03 W04 Total=22 # BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E03 E04 S01 S02 S03 S04 W01 W02 W03 W04 Total=22 ----------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-4:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 S04 W01 W02 W03 W04 Total=23 # BEAM-4:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 S04 W01 W02 W03 W04 Total=23 ----------------------------------------------------------------------- 23:25 : Phasing on 2225-049 ----------------------------------------------------------------------- 23:30 : Started command file. \"/data1/gtac/cmd/40_041/04sep21/cmd1.py\" 00:10 : Stopped command file. ---------------------------------------------------------------------- 00:20 : Phasing on 3C48 ---------------------------------------------------------------------- 00:25 : Started command file. \"/data1/gtac/cmd/40_041/04sep21/cmd2.py\" 05:22 : Stopped command file and observation closed.