GTAC Observation Log 1. Date : 20/01/2018 2. Observation Sr. No. : 10037 3. Observer : Pratik Dabhade 4. Observer's Email : pratikdabhade13@gmail.com 5. Project Name : A possible largest radio-loud quasar of ∼ 8.3 Mpc size at z = 1.636 6. Project Code : DDTB303 7. Operator(s) : Sachin, Surender 8. Command File : /odisk/gtac/cmd/ddtb303/20jan2018/obs.txt 9. LTA File : /gsbifrdata1/20jan/ddtb303_20jan2018.lta, /gwbifrdata1/20jan/ddtb303_20jan2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/DDTB303.FLAGS.2 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 : 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 : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : OFF 23. ACQ BW : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 156 156 218 218 62 62 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C14 : : Taken for Mech work. E04 : : Taken for Mech work. E05 : : Freq getting ABC reset. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 20 Jan 2018 15:00:00 - 20 Jan 2018 20:30:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 15:00 : Started set-up. ------------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 : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 300 300 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : DDTB303 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 : 64 inputs. GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 15:11 : Started command file. 16:52 : E04 Released for observation. 17:35 : C14 Released for observation. /odisk/gtac/cmd/ddtb303/20jan2018/obs.txt 19:00 : Stopped command file and observing session over.