GTAC Observation Log 1. Date : 13/01/2019 2. Observation Sr. No. : 10804 3. Observer : Rebecca Lin, Marten H vanKerkwijk, Robert Main, VisweshwarRam Marthi, Ue Li Pen 4. Observer's Email : lin@astro.utoronto.ca, mhvk@astro.utoronto.ca, main@astro.utoronto.ca, vrmarthi@cita.utoronto.ca, pen@cita.utoronto.ca 5. Project Name : Scattering and scintillation in the wind nebula around PSR B0355\\+54 6. Project Code : 35_031 7. Operator(s) : Deepak, Pramod, Shilpa, Surender 8. Command File : /odisk/gtac/cmd/35_031/12jan2019.cmd 9. LTA File : /gsbifrdata1/12jan/35_031_12jan2019_gsb.lta, /gwbifrdata/12jan/35_031_12jan2019_gwb.lta, /gwbifrdata1/12jan/35_031_12jan2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/35_031.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : Volt 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) : 1454 1454 1505 1505 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C01 : Taken for mech work. C10 : 130 pol low self in gsb. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 12 Jan 2019 16:00:00 - 13 Jan 2019 03:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : ------------GSB Setting--------- GSB_MODE : Realtime GSB_LTA : 8 GSB_ACQ_BW : 33.333333 GSB_FINAL_BW : 0 GSB_EDGE_FRQ : 0 GSB_CHAN_MAX : 256 GSB_CHAN_NUM : 0:255:1 GSB_STOKES : Total_Intensity GSB_CNTRL : ONLINE GSB_FSTOP : ON GSB_BEAM_1 : OFF GSB_BEAM_2 : Volt GSB_GAINEQ : OFF GSB_BB_LO : 149:156 GSB_HOSTS : gsbm1_shivneri undefined : OFF undefined : 306 -------------------------------- ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 16 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 1400 1400 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 35_031 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : IA GPU_BEAM_2 : PA GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 64 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 16:00:00 : Started set-up. 16:40:00 : Power eq and phasing done. 16:50:34 : Started command file. 16:55 - 17:15 : Observed strong RFI. 17:19:00 : Restarted command file. 01:00 : pulsar data recording changed to /data3/ area for GWB. 01:05 : C13 removed from GAC GWB 02:50 : Target source is below horizon. 02:55 : Observation stopped.