GTAC Observation Log 1. Date : 05/11/2018 2. Observation Sr. No. : 10627 3. Observer : Bhaswati Bhattacharyya, Jayanta Roy, Ben Stappers, Michael Keith, Sally Cooper, Mateusz Malenta, Maura Ann McLaughlin, Paul Ray, Scott M. Ransom, Jayaram Narayanan Chengalur, Andrew Lyne, Sanjay S. Kudale, Balpreet Kaur 4. Observer's Email : bhaswati@ncra.tifr.res.in, jroy@ncra.tifr.res.in, Ben.Stappers@manchester.ac.uk, mkeith@pulsarastronomy.net, sally.cooper@postgrad.manchester.ac.uk, mateusz.malenta@student.manchester.ac.uk, maura.mclaughlin@mail.wvu.edu, paul.ray@nrl.navy.mil, sransom@nrao.edu, chengalur@ncra.tifr.res.in, andrew.lyne@manchester.ac.uk, ksanjay@gmrt.ncra.tifr.res.in, simpy9726@gmail.com 5. Project Name : Follow up study of pulsars discovered in the GMRT High Resolution Southern Sky (GHRSS) survey 6. Project Code : 35_047 7. Operator(s) : Rupsing 8. Command File : /odisk/gtac/cmd/jroy/35_047_5nov.cmd 9. LTA File : /gsbifrdata/05nov/35_047_05nov2018_gsb.lta, /gsbifrdata1/05nov/35_047_05nov2018_gsb.lta, /gwbifrdata/05nov/35_047_05nov2018_gwb.lta, /gwbifrdata2/05nov/35_047_05nov2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/35_047.FLAGS.4 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 0 dB, SA2 : 0 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 : 20+10 dB, 16 MHz,OFF, IF-CH2 : 20+10 dB, 16 MHz,OFF GSB SETTINGS : 14. GSB Host : gsbm1 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 : 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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C04 : Feed jam. E04 : Strong RFI. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 05 Nov 2018 18:00:00 - 05 Nov 2018 19:40:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 100.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 280 280 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 35_047 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : Voltage GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : PA GPU_BM_INT : 4 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S02 W01 W02 Total=17 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 # BEAM-2:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 # BEAM-4:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 # BEAM-4:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 --------------------------------------------------------------------------- # GSB GAC configuration is as follows : # BEAM-2:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 # BEAM-2:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 S02 W01 W02 Total=18 -------------------------------------------------------------------------- 18:00 : Power eq and phasing done(GWB+GSB). 18:10 : Source rise late. 18:15 : Restarted GWB due lta1 require 4 -------------------------------------------------------------------------- 18:17 : Started command file. 19:00 : Stopped command file observation closed.