GTAC Observation Log 1. Date : 31/05/2021 2. Observation Sr. No. : 13143 3. Observer : Aditya JNHS, Tao An, Sumit Kumar Jaiswal, Aillin Wang, Xiaolong Yang, Prashanth Mohan, Yingkang Zhang 4. Observer\'s Email : adi.jnhs@gmail.com, antao@shao.ac.cn, astrosumit@gmail.com, wal@shao.ac.cn, yxl.astro@gmail.com, pmohan@shao.ac.cn, ykzhang@shao.ac.cn 5. Project Name : J1702\\\\+1301, AN X-RAY LUMINOUS, RADIO-LOUD QUASAR AT z ~ 5.5 6. Project Code : ddtC179 7. Operator(s) : Nilesh 8. Command File : /data1/gtac/cmd/DDTC179/obs_31may2021.py 9. LTA File : /gsbifrdata1/31may/ddtc179_31may2021_gsb.lta, /gwbifrdata1/31may/ddtc179_31may2021_gwb.lta 10. LogFlag File : 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/TGC 18. GSB Fstop : ON 19. GAIN EQ : ON 20. Stokes : Full_Stokes 21. Beam - 1 : OFF 22. Beam - 2 : OFF 23. ACQ BW : 33.333333 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 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 :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. E06 : GAB disconnected. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 31 May 2021 03:00:00 - 31 May 2021 04:10:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : 03:00 : Started settings. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 16 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : DDTC179 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : ON GPU_TPA : From online/TGC tpa GPU_BITS : 8 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_ENV : RELEASED -------------------------------- 03:09 : Started command file. /data1/gtac/cmd/DDTC179/obs_31may2021.py NOTE : Since none of the flux calibrators 3C48/3C147/3C286 were available observed 3C468.1 as a flux cal for ~ 7 min. 04:07 : Stopped command file and observation closed.