GTAC Observation Log 1. Date : 10/01/2021 2. Observation Sr. No. : 12789 3. Observer : Veselina Kalinova, Nirupam Roy, Narendra Nath Patra, Prerana Biswas, Nadezda Tyulneva, Dario Colombo, Sergio Abraham Dzib, Karl M. Menten, Tony Wong, Barrera-Ballesteros, Stuart Vogel 4. Observer\'s Email : kalinova@mpifr.de, roy.nirupam@gmail.com, naren.ncra@gmail.com, prerana.biswas1994@gmail.com, ntyulneva@mpifr-bonn.mpg.de, dcolombo@mpifr-bonn.mpg.de, sdzib@mpifr-bonn.mpg.de, kmenten@mpifr.de, wongt@illinois.edu, jkbarrerab@astro.unam.mx, svogel@umd.edu 5. Project Name : Understanding Star-Formation Quenching in Nearby galaxies with uGMRT 6. Project Code : 39_037 7. Operator(s) : Pramod, Shriram, Surender 8. Command File : /data1/gtac/cmd/39_037/10jan21/obs.py 9. LTA File : /gsbifrdata1/10jan/39_037_10jan2021_gsb.lta, /gwbifrdata2/10jan/39_037_10jan2020_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1388.9501 MHz ,RF2 : 1388.9501 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1325 MHz, ILO2 : 1325MHz , IVLO1 : 63.9501 MHz, IVLO2 : 63.9501 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 : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 136.0499 28. LO5 -2 : 168.9501 29. Frequency Parameters (TPA) : 1388.9501 1388.9501 1325 1325 63.9501 63.9501 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. E02 : Taken for Mech Work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 10 Jan 2021 12:00:00 - 10 Jan 2021 18:05:00 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 : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1460 1460 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 39_037 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 : 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 : 16 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_ENV : RELEASED -------------------------------- 12:00:00 : Started set-up. 12:35:28 : Started command file. /data1/gtac/cmd/39_037/10jan21/obs.py 13:43:09 : S06 and W03 tracking problem, so batch restarted. 17:42 : Stopped command file. 17:54 : Started scan on 3C48. 17:55 : E02 started working. 18:05 : Stopped scan and observation session over.