GTAC Observation Log 1. Date : 20/03/2021 2. Observation Sr. No. : 13003 3. Observer : Arpita Misra, Marek Jamrozy, Urszula Pajdosz-Śmierciak 4. Observer\'s Email : simly14@gmail.com, jamrozy@oa.uj.edu.pl, urszula.pajdosz@uj.edu.pl 5. Project Name : LOW FREQUENCY INVESTIGATIONS OF PECULIAR RADIO GALAXIES WITH THE uGMRT 6. Project Code : 39_018 7. Operator(s) : Nilesh, Rupsing, Shilpa 8. Command File : /data1/gtac/cmd/39_018/20mar21/obs.py 9. LTA File : /gsbifrdata1/20mar/39_018_20mar2021_gsb.lta, /gwbifrdata/20mar/39_018_20mar2021_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Host : gsbm1_shivneri 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : 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) : 591 591 540 540 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 20 Mar 2021 04:00:00 - 20 Mar 2021 08:10:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :29 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting-------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 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 : OFF GPU_BM_INT : 8 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 : 16 GPU_VLT_BIT : 8 GPU_ENV : RELEASED ------------------------------------------------------------------------ 04:05 : Started scan on 3C286. 04:15 : Stopped scan. 04:22 : Started command file. 07:50 : Stopped command file. ----------------------------------------------------------------------- Note : Flux cal not available(flux cal 3C286 set @07:35) ----------------------------------------------------------------------- 08:00 : Started scan on 3C468.1 for ~ 10.3348 min. 08:10 : Stopped command file and observing session over.