GTAC Observation Log 1. Date : 14/01/2020 2. Observation Sr. No. : 11800 3. Observer : Silpa Sasikumar, Preeti Kharb, Luis C Ho, Christopher Mark Harrison, Miranda Elizabeth Jarvis, C.H. IshwaraChandra 4. Observer\'s Email : silpa@ncra.tifr.res.in, preeti.kharb@gmail.com, lho.pku@gmail.com, c.m.harrison@mail.com, mjarvis@eso.org, ishwar@ncra.tifr.res.in 5. Project Name : A 610 MHz uGMRT Survey of the Palomar-Green “Quasar” Sample 6. Project Code : 37_042 7. Operator(s) : Deepak, Pramod, Shilpa, Surender 8. Command File : /odisk/gtac/cmd/37_042/14jan0300/obs.cmd 9. LTA File : /gsbifrdata1/14jan/37_042_14jan2020_gsb.lta, /gwbifrdata1/14jan/37_042_14jan2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_042.FLAGS.8 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 18. GSB Fstop : ON 19. GAIN EQ : ON 20. Stokes : Full_Stokes 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 : : MCM-5 time-out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 14 Jan 2020 02:30:00 - 14 Jan 2020 12:00:00 35. ONLINE Machine : Shivneri 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 : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 37_042 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------------------------------------------------- 02:47 : Started scan on 3C286 for ~ 20.2005 min. 03:10 : Started command file. /odisk/gtac/cmd/37_042/14jan0300/obs.cmd 09:56 : C14 taken for mechanical work. 10:06 : S01,S02,E02 got abc reset. 10:14 : S01,S02,E02 started working. 10:24 : S01,S02,S03,S04,E02 got abc reset. 10:24 : W02 taken for painting. 10:39 : S01,S02,S03,S04,E02 started working. 10:30 : E03 taken for LO system. 10:31 : Stopped command file. 10:35 : Started scan on 3C286. 10:39 : Stopped scan and restarted command file. 12:00 : Stopped command file and observing session over.