GTAC Observation Log 1. Date : 10/08/2017 2. Observation Sr. No. : 9656 3. Observer : Paulo Cesar Freire, Yashwant Gupta, Alessandro Ridolfi 4. Observer's Email : pfreire@mpifr-bonn.mpg.de, ygupta@ncra.tifr.res.in, ridolfi@mpifr-bonn.mpg.de 5. Project Name : Determining the masses of the components of two binary pulsars 6. Project Code : 32_083 7. Operator(s) : Pramod, Rupsing, Shilpa 8. Command File : /odisk/gtac/cmd/32_083/09aug17/obs.cmd 9. LTA File : /gsbifrdata1/09aug/32_083_09aug2017.lta, /gwbifrdata1/09aug/32_083_09aug2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/32_083.FLAGS.24 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : E03 : Maintenance. W04 : Callsheet work. S04 : Mechanical work. C12 : Not tracking properly. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 09 Aug 2017 22:30:00 - 10 Aug 2017 00:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : ------------GWB Setting---------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GCODE4 : 32_083 GPU_BEAM_1 : OFF GPU_BEAM_2 : Voltage GPU_BEAM_3 : PA GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF --------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-3:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 S01 S02 S03 W01 W02 W03 Total=20 # BEAM-3:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 S01 S02 S03 W01 W02 W03 Total=20 --------------------------------------------------------------------------- 22:30 : Started settings. 22:50 : Power equalized on 1830-360 @ 150 counts and started command file. '/odisk/gtac/cmd/32_083/09aug17/obs.cmd' 00:00 : Stopped command file and observation session is over.