GTAC Observation Log 1. Date : 02/08/2020 2. Observation Sr. No. : 12257 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, Arpit Kumar Behera, Ujjwal Panda 4. Observer\'s Email : bhaswati.bhattacharyya78@gmail.com, 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, abehera@ncra.tifr.res.in, ujjwalpanda97@gmail.com 5. Project Name : GMRT High Resolution Southern Sky (GHRSS) survey for millisecond pulsars and transients : A SKA precursor survey 6. Project Code : 38_038 7. Operator(s) : Navnath, Sachin 8. Command File : /odisk/gtac/cmd/bhaswati/38_038_2aug.cmd 9. LTA File : /gsbifrdata1/02aug/38_038_02aug2020_gsb.lta, /gwbifrdata1/02aug/38_038_02aug2020_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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 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 : IA 22. Beam - 2 : OFF 23. ACQ BW : 33.333333 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : C03 : : Mechanical Work C04 : : MCM 14 Time out. C05 : : ABC Time out. C12 : : No fringe in GSB. 33. Note for Backup :psr data location gwbh8:/data6/gpuuser/38_038_02aug2020_data6 34. Start and End Time of Obs.(IST): 02 Aug 2020 15:00:00 - 02 Aug 2020 23:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 38_038 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : IA GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF 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 -------------------------------- :::::::::::::: gsb_gac.dat :::::::::::::: # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=26 # BEAM-1:175 :: C00 C01 C02 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=26 :::::::::::::: gwb_gac.dat :::::::::::::: # GWB GAC configuration is as follows : # BEAM-2:130 :: C00 C01 C02 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=26 # BEAM-2:175 :: C00 C01 C02 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=26 15:00:00 : Started setup. 15:11:28 : Started scan on 3C286 for ~ 3.62388 min. E04: Removed form GAC for GWB due to rfi lines. 15:19:55 : Started cmd file. /odisk/gtac/cmd/bhaswati/38_038_2aug.cmd 16:30 : C12 and C05 added GAC. 23:07 : Observation session over.