GTAC Observation Log 1. Date : 28/12/2021 2. Observation Sr. No. : 13801 3. Observer : Jaikhomba Singha, BHAL CHANDRA JOSHI, Paramasivan Arumugam, Shantanu Desai, Himanshu Grover, Debades Bandyopadhyay, Innocent Okwudili Eya, James Okwe Chibueze, Johnson Ozoemenam Urama 4. Observer\'s Email : mjaikhomba@gmail.com, bcj@ncra.tifr.res.in, p.arumugam@gmail.com, shntn05@gmail.com, himanshu_g@ph.iitr.ac.in, debades.bandyopadhyay@saha.ac.in, innocent.eya@unn.edu.ng, james.chibueze@gmail.com, johnson@hartrao.ac.za 5. Project Name : Monitoring High Glitch rate Pulsars using uGMRT 6. Project Code : 41_040 7. Operator(s) : Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gwbifrdata1/28dec/41_040_28dec2021_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1409 MHz ,RF2 : 1409 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1460 MHz, ILO2 : 1460MHz , 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/TGC 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) : 1409 1409 1460 1460 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C09 : Taken for Mech Work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Dec 2021 09:00:00 - 28 Dec 2021 11:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 470 470 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : SUBA4 GPU_CNTRL : ONLINE/TGC 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 : ON GPU_TPA : From online/TGC tpa GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF GPU_PFB : ON GPU_PFB_TAPS : 4 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : RELEASED -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 # BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 ----------------------------------- 09:16:53 : Started scan on 1822-096 for ~ 1.47639 min. 09:22:42 : Started scan on J1822-096 for ~ 2.2817 min. 09:25:22 : Started scan on J1822-096 for ~ 1.20796 min. 09:28:18 : Started scan on J1803-2137 for ~ 18.3431 min. 09:48:30 : Started scan on J1826-1334 for ~ 20.3116 min. 10:10:00 : C09 Taken for Mech Work,hence removed from GAC. 10:10:46 : Started scan on J1830-360 for ~ 2.23696 min. 10:14:42 : Started scan on J1751-3323 for ~ 22.3696 min. 10:39:46 : Started scan on J1844+00 for ~ 22.2801 min. 11:03:59 : Started scan on J1825-0935 for ~ 10.29 min. 11:13:00 : Stopped scan and observing session over. ---------------------------------------