GTAC Observation Log 1. Date : 20/03/2021 2. Observation Sr. No. : 13004 3. Observer : Jayanta Roy, Apurba Bera, Surajit Mondal 4. Observer\'s Email : jroy@ncra.tifr.res.in, apurba@ncra.tifr.res.in, surajit@ncra.tifr.res.in 5. Project Name : Multi-band uGMRT observations of two repeating FRBs with periodic activities 6. Project Code : 39_066 7. Operator(s) : Rupsing, Shilpa 8. Command File : /data1/gtac/cmd/jroy/tmp_20mar.cal.polar.py,, /data1/gtac/cmd/jroy/tmp_20mar.2.polar.py 9. LTA File : /gwbifrdata/20mar/39_066_20mar2021_gwb_b5.lta, /gwbifrdata1/20mar/39_066_20mar2021_gwb_b4.lta, /gwbifrdata2/20mar/39_066_20mar2021_gwb_b3.lta 10. LogFlag File : 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/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) : 1409 1409 1460 1460 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C02 : Feed not rotated. W06 : Painting. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 20 Mar 2021 10:00:00 - 20 Mar 2021 15:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : Pulsar Data Files on GWBH7 : /data5/gpuuser/39_066_20mar2021_data5/* GWBH8 : /data5/gpuuser/39_066_20mar2021_data5/* GWBH9 : /data5/gpuuser/39_066_20mar2021_data5/* ------------GWB Setting--------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 16 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF2 : 500 500 GPU_DDCLO2 : 0.000000 0.000000 GPU_SB2 : 1 1 GCODE2 : 39_066B GPU_RF3 : 550 550 GPU_DDCLO3 : 0.000000 0.000000 GPU_SB3 : 1 1 GCODE3 : 39_066A GPU_RF4 : 1460 1460 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 39_066 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : PA GPU_BEAM_3 : PA GPU_BEAM_4 : OFF GPU_BM_INT : 32 GPU_GAINEQ : ON GPU_TPA : From online/TGC tpa GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF GPU_PFB : OFF GPU_PFB_TAPS : 16 GPU_BEAM_BIT : 8 GPU_VLT_BIT : 8 GPU_ENV : TRIAL -------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C01 C04 C06 C10 C11 C12 C13 C14 Total=8 # BEAM-1:175 :: C01 C04 C06 C10 C11 C12 C13 C14 Total=8 # BEAM-2:130 :: C08 C09 E02 S01 S03 S04 W03 Total=7 # BEAM-2:175 :: C08 C09 E02 S01 S03 S04 W03 Total=7 # BEAM-3:130 :: C00 C05 E03 E04 E05 E06 S06 W01 W02 W04 W05 Total=11 # BEAM-3:175 :: C00 C05 E03 E04 E05 E06 S06 W01 W02 W04 W05 Total=11 -------------------------------------------------------------------------- # sub 2 # C01 C02 C04 C06 C10 C11 C12 C13 C14 # BAND-3 # ante 9 6 5 3 20 12 9 2 11 10 # sub 3 # C03 C08 C09 W03 E02 S01 S03 S04 # BAND-4 # ante 8 1 24 4 14 17 26 28 29 # sub 4 # C00 C05 W01 W02 W04 W05 W06 E03 E04 E05 E06 S02 S06 # BAND-5 # ante 13 7 19 8 13 15 16 25 18 21 22 23 27 30 -------------------------------------------------------------------------- 09:00 : Started settings. 09:45 : Power equalized on 3C48 @ 150 counts. 10:30 : Phasing done on 3C48. 10:30 : \'/data1/gtac/cmd/jroy/tmp_20mar.cal.polar.py\' command file started. 10:57 : Stopped command file. 11:01 : \'/data1/gtac/cmd/jroy/tmp_20mar.2.polar.py\' command file started. -------------------------------------------------------------------------- 12:10 : Started working. 15:00 : Stopped command file and observation session over.