GTAC Observation Log 1. Date : 17/01/2020 2. Observation Sr. No. : 11807 3. Observer : Christopher John Riseley, Huib T Intema, Natasha Hurley-Walker 4. Observer\'s Email : chris.riseley@csiro.au, huib.intema@curtin.edu.au, nhw@icrar.org 5. Project Name : Broad-Band Spectral Modelling of the Giant Radio Galaxy ESO422-G028 6. Project Code : 37_106 7. Operator(s) : Nilesh, Surender 8. Command File : /odisk/gtac/cmd/37_106/16jan20/obs.txt 9. LTA File : /gsbifrdata1/16jan/37_106_16jan2020_gsb.lta, /gwbifrdata1/16jan/37_106_16jan2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_106.FLAGS 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 :27 32. Name of Non-Working Antennas (with reason for each) : C03 : : CH-1 No fringe. C05 : : No Fringe GWB. C13 : : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Jan 2020 18:00:00 - 17 Jan 2020 02:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. RFI Status : 38. Comments (During Observations) : 18:00 : Started settings. ------------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_106 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 : 32 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 18:06:10 : Started scan on 3C147 for ~ 16.2403 min. 18:24 : C05 : Started working in GWB. C13 : corrected pointing Offsets, and updated. 18:25:47 : Re-started scan on 3C147 for ~ 5.63714 min. 18:45:00 : Started command file. /odisk/gtac/cmd/37_106/16jan20/obs.txt 01:46:00 : Stopped command file. 01:50:00 : Started scan on 3C147. 02:00:00 : Stopped scan and observing session over. -------------------------------------------------------