GTAC Observation Log 1. Date : 08/10/2021 2. Observation Sr. No. : 13585 3. Observer : Nayana AJ, G.C. Anupama, Nirupam Roy, Sonith L.S, KP Singh, Dipankar Banerjee 4. Observer\'s Email : nayan89deva@gmail.com, gca@iiap.res.in, roy.nirupam@gmail.com, sonith.ls@iiap.res.in, kulinderpal@gmail.com, orion@prl.res.in 5. Project Name : uGMRT follow-up observations of the recurrent nova RS Ophiuchi in its outburst 6. Project Code : ddtC207 7. Operator(s) : Navnath, Shilpa, Shriram 8. Command File : /data1/gtac/cmd/ddtc207/08oct21/obs.py 9. LTA File : /gsbifrdata/08oct/ddtc207_08oct2021_gsb.lta, /gwbifrdata1/08oct/ddtc207_08oct2021_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+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) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C00 : : MCM 5 Time out. E05 : : Intermediately fringes. S06 : : MCM-4 Time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 08 Oct 2021 15:30:00 - 08 Oct 2021 17:10:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :27 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_RF3 : 1460 1460 GPU_DDCLO3 : 0.000000 0.000000 GPU_SB3 : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : DDTC207 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 : ON GPU_PFB_TAPS : 4 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : RELEASED -------------------------------- 15:30:00 : Started setup. 15:52:15 : Started scan on 3C286 for ~ 10.0663 min. 16:12:00 : C00 Started working. 16:12:09 : Started scan on 1822-096 for ~ 5.10027 min. 16:19:04 : Started scan on RSOPH for ~ 30 min. 16:50:50 : Started scan on 1822-096 for ~ 1.34218 min. 17:02:49 : Started scan on 3C286 for ~ 7.6504 min. 17:10:00 : Observation session over.