GTAC Observation Log 1. Date : 04/08/2018 2. Observation Sr. No. : 10452 3. Observer : Avishek kumar Basu, BHAL CHANDRA JOSHI, Rana Nandi, Debades Bandyopadhyay, Prasanta Char, Dipankar Bhattacharya 4. Observer's Email : avishek@ncra.tifr.res.in, bcj@ncra.tifr.res.in, rana.nandi@tifr.res.in, debades.bandyopadhyay@saha.ac.in, pchar@iucaa.in, dipankar@iucaa.in 5. Project Name : Monitoring High Glitch rate Pulsars using uGMRT 6. Project Code : 34_122 7. Operator(s) : Pramod, Sachin 8. Command File : /odisk/gtac/cmd/34_122_pulsar_timing/33_122_psr_band4.cmd 9. LTA File : /gsbifrdata1/04aug/34_122_04aug2018_gsb.lta, /gwbifrdata2/04aug/34_122_04aug2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/34_122.FLAGS.19 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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) : 591 591 540 540 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :24 32. Name of Non-Working Antennas (with reason for each) : C09 : Feed jammed C11 : Applied AZ brake. S03 : GAB problem W06 : Taken for mechanical work S04 : : Servo problem. W01 : No fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 Aug 2018 09:00:00 - 04 Aug 2018 11:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :24 37. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 950 950 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 34_122 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : For 32 inputs GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C12 C13 C14 E02 S01 Total=14 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C10 C12 C13 C14 E02 S01 Total=14 ----------------------------------------- Data Recording on gwbh7 : /data6/gpuuser/34_122_data6_04aug2018/* ------------------------------------------ 08:30 : Started set up. 08:50 : Power equalized and phasing done. 09:05 : Started command file. '/odisk/gtac/cmd/34_122_pulsar_timing/33_122_psr_band4.cmd' 10:04 : Stopped scan and observation session is over.