GTAC Observation Log 1. Date : 31/01/2020 2. Observation Sr. No. : 11851 3. Observer : Golam Mohiuddin Shaifullah, Caterina Tiburzi, Joris PW Verbiest, Krishnakumar MA, BHAL CHANDRA JOSHI, Manjari Bagchi, Shantanu Desai, Mayuresh Surnis, Periasamy K. Manoharan 4. Observer\'s Email : golam.shaifullah@gmail.com, 1984cat.ti@gmail.com, verbiest@physik.uni-bielefeld.de, kk.ambalappat@gmail.com, bcj@ncra.tifr.res.in, manjari.bagchi@gmail.com, shntn05@gmail.com, mayuresh.surnis@mail.wvu.edu, mano@ncra.tifr.res.in 5. Project Name : Probing the Solar Wind with uGMRT and PSR J2145-0750 6. Project Code : 37_044 7. Operator(s) : Navnath, Pramod 8. Command File : /odisk/gtac/cmd/bcj/37_044_31Jan2020.cmd.txt 9. LTA File : /gwbifrdata1/31jan/37_044_31jan2020_gwb.lta.1, /gwbifrdata1/31jan/37_044_31jan2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_044.FLAGS.2 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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF 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 : Total_Intensity 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) : 306 306 255 255 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 31 Jan 2020 10:00:00 - 31 Jan 2020 12:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : GWB Data Locations: gwbh7:/data2/gpuuser/37_044_data2_31jan2020: gwbh9:/data2/gpuuser/37_044_data2_31jan2020: -------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 # BEAM-2:130 :: Total=0 # BEAM-2:175 :: Total=0 # BEAM-3:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 # BEAM-3:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 ------------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 : 1024 GPU_CHAN_NUM : 0:1023:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 37_044 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : Voltage GPU_BEAM_2 : OFF GPU_BEAM_3 : PA GPU_BEAM_4 : OFF GPU_BM_INT : 32 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 10:00:00 : Started setup. 10:15:00 : RF,GABLO setup done. 10:20:00 : Started power eq and phasing. 10:25:00 : Started cmd file. /odisk/gtac/cmd/bcj/37_044_31Jan2020.cmd.txt 10:27:32 : Started scan on 3C438 for ~ 3.087 min. 10:32:09 : Started scan on 3C438 for ~ 3.22122 min. 10:43:19 : Started scan on 3C438OFF for ~ 2.55013 min. 10:58:18 : Started scan on 1822-096 for ~ 1.47639 min. 10:59:58 : Started scan on 1822-096 for ~ 0.626349 min. 11:02:06 : Started scan on B1929+10 for ~ 0.313174 min. 11:05:57 : Started scan on B1929+10 for ~ 5.72662 min. 11:14:39 : Started scan on 2225-049 for ~ 1.38692 min. 11:16:14 : Started scan on 2225-049 for ~ 0.671088 min. 11:18:10 : Started scan on J2145-0750 for ~ 32.6149 min. 11:55:39 : Started scan on 3C438 for ~ 1.38692 min. 11:57:15 : Started scan on 3C438 for ~ 2.59487 min. 12:01:08 : Started scan on 3C438OFF for ~ 2.5054 min. 12:05:00 : Observation session over. ---------------------------------------------------------------