GTAC Observation Log 1. Date : 03/10/2021 2. Observation Sr. No. : 13566 3. Observer : Nayana AJ, G.C. Anupama, Sonith L.S, Nirupam Roy, KP Singh, Dipankar Banerjee 4. Observer\'s Email : nayan89deva@gmail.com, gca@iiap.res.in, sonith.ls@iiap.res.in, roy.nirupam@gmail.com, kulinderpal@gmail.com, orion@prl.res.in 5. Project Name : uGMRT observations of the recurrent nova RS Ophiuchi in its outburst 6. Project Code : ddtC205 7. Operator(s) : Shilpa 8. Command File : /data1/gtac/cmd/ddtc205/03oct2021/obs.py 9. LTA File : /gsbifrdata1/03oct/ddtc205_03oct2021_gsb.lta, /gwbifrdata1/03oct/ddtc205_03oct2021_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : 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) : 156 156 218 218 62 62 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. E04 : Servo problem. E05 : Low fringe. E02 : Strong RFI . 33. Note for Backup : 34. Start and End Time of Obs.(IST): 03 Oct 2021 12:45:00 - 03 Oct 2021 14:20:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :26 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 300 300 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : DDTC205 GPU_CNTRL : 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 : 8 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 -------------------------------------------------------------------------- 12:45 : Started settings. 13:05 : Started scan on 3C286 for ~ 15.0324 min. 13:27 : \'/data1/gtac/cmd/ddtc205/03oct2021/obs.py\' command file started. 13:27 : Scan no. 1 bad. 14:20 : Stopped command file and observing session over.