GTAC Observation Log 1. Date : 14/09/2021 2. Observation Sr. No. : 13500 3. Observer : Jyotirmoy Dey, Jagadheep D Pandian, Michael Rainer Rugel, Nirupam Roy, Karl M. Menten, Andreas Brunthaler, Friedrich Wyrowski 4. Observer\'s Email : arghya.brc555@gmail.com, jagadheep@iist.ac.in, mrugel@mpifr-bonn.mpg.de, roy.nirupam@gmail.com, kmenten@mpifr.de, brunthal@mpifr-bonn.mpg.de, wyrowski@mpifr-bonn.mpg.de 5. Project Name : A study of extended emission around Ultracompact HII regions. 6. Project Code : 40_100 7. Operator(s) : Deepak, Pramod, Shriram 8. Command File : /data1/gtac/cmd/40_100/14sep.py 9. LTA File : /gsbifrdata/14sep/40_100_14sep2021_gsb.lta, /gwbifrdata/14sep/40_100_14sep2021_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1399 MHz ,RF2 : 1399 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1450 MHz, ILO2 : 1450MHz , 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) : 1399 1399 1450 1450 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. E03 : Taken for servo work S06 : Gear box problem C09 : 175 pol no fringe C04 : Taken for mechanical work 33. Note for Backup : 34. Start and End Time of Obs.(IST): 14 Sep 2021 15:00:00 - 14 Sep 2021 22:02:00 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 : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : -1 -1 GPU_RF4 : 1450 1450 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 40_100 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_WALSH : OFF GPU_ENV : RELEASED -------------------------------- 14:50 : Started set up. 15:18 : Started command file. \'/data1/gtac/cmd/40_100/14sep.py\' 16:45 : E03 started working. 17:12 : C09, C04 started working. 17:28 -17:33 : BEIDOU 2 satellite RFI 20:50-21:00 :IRNSS1-A RFI 21:40 : command file stopped . 21:41 : Started scan on 1822-096 ~ 5 min. 21:52 : Started scan on 3C48 22:02 : Scan stopped and observation session over.