GTAC Observation Log 1. Date : 16/09/2017 2. Observation Sr. No. : 9756 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) : Nilesh 8. Command File : /odisk/gtac/cmd/32_083/16sep2017.cmd 9. LTA File : /gwbifrdata2/16sep/32_083_16sep2017.lta 10. LogFlag File : /odisk/online1/logflags/32_083.FLAGS.26 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 :28 32. Name of Non-Working Antennas (with reason for each) : C09 : Mechanical work. S01 : No Fringe, MCM 5 time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Sep 2017 21:00:00 - 16 Sep 2017 23:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 21:00 : Started settings. ------------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 : 32_083 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : Voltage GPU_BEAM_3 : PA GPU_BEAM_4 : OFF GPU_BM_INT : 8 -------------------------------- # GWB GAC configuration is as follows : # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 S02 S03 W01 W02 W03 Total=20 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 S02 S03 W01 W02 W03 Total=20 # BEAM-3:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 S02 S03 W01 W02 W03 Total=20 # BEAM-3:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 S02 S03 W01 W02 W03 Total=20 21:10 : Started pointing @ 325 MHz. 21:35 : Started power eq @ 150 counts and phasing on 1830-360. 21:40 : Started command file. /odisk/gtac/cmd/32_083/16sep2017.cmd 21:42:56 : Started scan on 1830-360 for ~ 1.34218 min. 21:44:30 : Started scan on 1830-360 for ~ 0.939523 min. 21:47:00 : Started scan on B1802-07 for ~ 40.2653 min. 22:28:30 : Started scan on B1839+09 for ~ 10.0663 min. 22:40:29 : Started scan on 1830-360 for ~ 5.3687 min. 21:42:56 : Started scan on 1830-360 for ~ 1.34218 min. 21:44:30 : Started scan on 1830-360 for ~ 0.939523 min. 21:47:00 : Started scan on B1802-07 for ~ 40.2653 min. 22:28:30 : Started scan on B1839+09 for ~ 10.0663 min. 22:40:29 : Started scan on 1830-360 for ~ 5.3687 min. 22:50 : Stopped observations.