GTAC Observation Log 1. Date : 12/11/2019 2. Observation Sr. No. : 11583 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) : Deepak, Nilesh, Shilpa 8. Command File : /odisk/gtac/cmd/37_032/12nov2019.cmd 9. LTA File : /gwbifrdata1/12nov/37_032_12nov2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_032.FLAGS.4, /odisk/online1/logflags/37_032.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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C04 : Mechanical maintenance. E05 : Servo problem. E06 : ABC timeout. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 12 Nov 2019 17:00:00 - 12 Nov 2019 21:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. RFI Status :18:26 to 18:36 : Satellite RFI observed. 38. Comments (During Observations) : ------------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 ------GWB RFI Filter Setting---------------------------------------------- FILTERED_SIGNALS : RFI_ALL # RFI_ALL=All signals filtered / RFI_CH1 =Channel 1 only / RFI_CH2=Channel 2 only EXTERNAL MEDIAN : 0 # integer value(-128 to 127) THRESHOLD VALUE : 3 # integer value(0 to 127) CONSTANT VALUE : 0 # integer value(-128 to 127) FILTERING OPTION : DIGITAL NOISE # BYPASS / CONSTANT=constant value is used / THRESHOLD / DIGITAL_NOISE DDC_STATUS : OFF #DDC_STATUS = ON/OFF -------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 W03 Total=22 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 W03 Total=22 # BEAM-2:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 W03 Total=22 # BEAM-2:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 W03 Total=22 -------------------------------------------------------------------------- 17:00 : Started settings. 17:34 : '/odisk/gtac/cmd/37_032/12nov2019.cmd' command file started. 18:26 to 18:36 : Satellite RFI observed. 18:40 : S01-130 pol removed from GAC. 19:28 : W03-175 pol removed from GAC. 20:55 : Stopped command file and observing session over. -------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-1:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 Total=21 # BEAM-2:130 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S02 S03 W01 W02 W03 Total=21 # BEAM-2:175 :: C00 C01 C02 C03 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 S03 W01 W02 Total=21 --------------------------------------------------------------------------