GTAC Observation Log 1. Date : 12/06/2019 2. Observation Sr. No. : 11156 3. Observer : Nirupam Roy, Karl M. Menten, Carlos Carrasco-Gonzalez, Andreas Brunthaler, Henrik Beuther, Sarita Vig, Jagadheep D Pandian, Timea Csengeri, Sac Nicte Nicte Xiomara, Michael Rainer Rugel, Friedrich Wyrowski, James Urquhart, Arshia Maria Jacob, Sergio Abraham Dzib, Rohit Dokara, Prasun Dutta, Atanu Koley, Prerana Biswas 4. Observer's Email : roy.nirupam@gmail.com, kmenten@mpifr.de, c.carrasco@irya.unam.mx, brunthal@mpifr-bonn.mpg.de, beuther@mpia.de, sarita@iist.ac.in, jagadheep@iist.ac.in, csengeri@mpifr.de, smedina@mpifr-bonn.mpg.de, mrugel@mpifr-bonn.mpg.de, wyrowski@mpifr-bonn.mpg.de, j.s.urquhart@gmail.com, ajacob@mpifr-bonn.mpg.de, sdzib@mpifr-bonn.mpg.de, rohitd@protonmail.com, pdutta.phy@itbhu.ac.in, atanuphysics15@gmail.com, prerana.biswas1994@gmail.com 5. Project Name : Low frequency Galactic plane survey using the uGMRT: a pilot study to explore and demonstrate capabilities 6. Project Code : 36_061 7. Operator(s) : Pramod 8. Command File : /odisk/gtac/cmd/nirupam/12jun19/obs.cmd 9. LTA File : /gwbifrdata1/12jun/36_061_12jun2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/36_061.FLAGS.4 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_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) : 306 306 255 255 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :23 32. Name of Non-Working Antennas (with reason for each) : C03 : 175 pol no fringe S01 : Servo problem W01 : 130 pol low fringe W03,W04,W05,W06 : gab problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 12 Jun 2019 01:00:00 - 12 Jun 2019 07:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :23 37. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 8 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 100.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 275 275 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 36_061 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 : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 01:00 : Started set up. 01:13 : Started scan on 3C286. 01:23 : Stopped scan and started command file. '/odisk/gtac/cmd/nirupam/12jun19/obs.cmd' 06:50 : Stopped command file. 06:53 : Started scan on 3C48. 07:10 : Stopped scan and observation session is over.