GTAC Observation Log 1. Date : 20/03/2020 2. Observation Sr. No. : 11992 3. Observer : Alessandro Ridolfi, Paulo Cesar Freire, Yashwant Gupta 4. Observer\'s Email : alessandro.ridolfi@inaf.it, pfreire@mpifr-bonn.mpg.de, ygupta@ncra.tifr.res.in 5. Project Name : Continued timing of PSR J0514-4002A, a possible millisecond pulsar - neutron star system. 6. Project Code : 37_078 7. Operator(s) : Navnath, Rupsing 8. Command File : /odisk/gtac/cmd/37_078/obs.cmd 9. LTA File : /gwbifrdata2/20mar/37_078_20mar2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_078.FLAGS.3 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 : 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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : : Maintain ace. C14 : : No fringe W01 : : No fringe. 33. Note for Backup :gwbh7 and gwbh8 : /data5/gpuuser/ 34. Start and End Time of Obs.(IST): 20 Mar 2020 17:00:00 - 20 Mar 2020 18:20:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. RFI Status : 38. Comments (During Observations) : # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C12 C13 E02 E03 S01 S02 S03 W01 W02 W03 Total=20 ------------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 : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 37_078 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : Voltage GPU_BEAM_2 : PA GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 17:00 : Started setup. /odisk/gtac/cmd/37_078/obs.cmd 17:05:39 : Started scan on 0440-435 for ~ 1.43165 min. 17:11:45 : Started scan on 0440-435 for ~ 1.29744 min. 17:18:51 : Started scan on J0520-2553 for ~ 3.5344 min. 17:24:39 : Started scan on J0514-4002A for ~ 40.5337 min. 18:06:19 : Started scan on J0520-2553 for ~ 3.48966 min. 18:11:12 : Started scan on 0440-435 for ~ 4.96605 min. 18:20:00 : Observation session over