GTAC Observation Log 1. Date : 07/11/2019 2. Observation Sr. No. : 11566 3. Observer : Dilpreet Kaur, Ramesh Bhat, Ryan Shannon, Shi Dai, Sanjay S. Kudale 4. Observer's Email : dilpreetkaur2@postgrad.curtin.edu.au, ramesh.bhat@curtin.edu.au, ryan.shannon@csiro.au, shi.dai@csiro.au, ksanjay@gmrt.ncra.tifr.res.in 5. Project Name : Profile evolution and chromatic dispersion in two millisecond pulsars 6. Project Code : 37_032 7. Operator(s) : Navnath, Nilesh 8. Command File : /odisk/gtac/cmd/37_032/37_032.cmd, /odisk/gtac/cmd/37_032/37_032_1.cmd, # GWB GAC configuration is as follows : , # BEAM-1:130 :: C00 C01 C02 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W02 W03 Total=19, # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 9. LTA File : /gwbifrdata/07nov/37_032_07nov2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_032.FLAGS.2, /odisk/online1/logflags/37_032.FLAGS.1 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,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF 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 : OFF 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 :26 32. Name of Non-Working Antennas (with reason for each) : C03 : : CH-1 No fringe C04 : : Mechanical Work C09 : : feed jam W01 : : feed jam 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 Nov 2019 18:00:00 - 07 Nov 2019 22:30:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. RFI Status : 38. Comments (During Observations) : # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W02 W03 Total=19 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 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_032 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : Voltage GPU_BEAM_2 : OFF 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 : Voltage Detection GPU_BEAM_S : OFF -------------------------------- 18:00:00 : Started setup. : GWB power eq done at 80 Counts. 18:40:00 : Started phasing iterations. 18:47:02 : Started scan on 2225-049 for ~ 2.14748 min. 18:49:19 : Started scan on 2225-049 for ~ 1.87905 min. 18:52:35 : Started scan on J2145-0750 for ~ 5.45818 min. 18:59:08 : Started scan on 2225-049 for ~ 4.92131 min. 19:05:08 : Started scan on 2225-049 for ~ 1.34218 min. 19:06:40 : Started scan on 2225-049 for ~ 0.447392 min. 19:10:04 : Started scan on J2241-5236 for ~ 30.4674 min. 19:43:37 : Started scan on 2225-049 for ~ 1.74483 min. 19:49:51 : Started scan on 0025-260 for ~ 2.37118 min. 19:52:23 : Started scan on 0025-260 for ~ 1.11848 min. 19:55:47 : Started scan on J2241-5236 for ~ 30.4227 min. 20:33:45 : Started scan on 0025-260 for ~ 1.2527 min. 20:34 : C01 removed from GAC, due to servo problem. 20:35:13 : Started scan on 0025-260 for ~ 0.492131 min. 20:37:19 : Started scan on J2241-5236 for ~ 30.4674 min. 21:10:47 : Started scan on 2225-049 for ~ 1.29744 min. 21:12:16 : Started scan on 2225-049 for ~ 0.492131 min. 21:13:32 : Started scan on J2145-0750 for ~ 7.51619 min. 21:28:30 : Started scan on 2225-049 for ~ 2.14748 min. 21:30:50 : Started scan on 2225-049 for ~ 1.38692 min. 21:34:17 : Started scan on J2145-0750 for ~ 1.38692 min. 21:36:16 : Started scan on J2145-0750 for ~ 50.7343 min. 22:30 : Stopped scan and observations closed.