GTAC Observation Log 1. Date : 04/01/2022 2. Observation Sr. No. : 13832 3. Observer : Sagar Sethi, Marek Jamrozy, Agnieszka Kuzmicz 4. Observer\'s Email : sagar.sethi.526@gmail.com, jamrozy@oa.uj.edu.pl, cygnus@oa.uj.edu.pl 5. Project Name : uGMRT observation of largest bright radio galaxies. 6. Project Code : 41_038 7. Operator(s) : Deepak, Sachin 8. Command File : /odisk/gtac/cmd/obs.py 9. LTA File : /gsbifrdata/04jan/41_038_04jan2022_gsb.lta, /gwbifrdata/04jan/41_038_04jan2022_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 : 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 :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C05 : FE problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 Jan 2022 16:00:00 - 04 Jan 2022 19:30:00 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 : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 41_038 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 : Voltage Detection GPU_BEAM_S : OFF GPU_PFB : OFF GPU_PFB_TAPS : 4 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : RELEASED -------------------------------- ----------------------------------------------------------------------- 16:10:39 : Started scan on 3C48 for ~ 11.0953 min. 16:25:13 : Started scan on 2251+188 for ~ 4.65288 min. 16:48:44 : Started scan on J2326+2458 for ~ 41.8759 min. 17:33:35 : Started scan on 2251+188 for ~ 4.65288 min. 17:41:10 : Started scan on J2326+2458 for ~ 41.8759 min. 18:25:20 : Started scan on 2251+188 for ~ 4.65288 min. 18:32:09 : Started scan on J2326+2458 for ~ 41.8759 min. 19:17:19 : Started scan on 2251+188 for ~ 4.65288 min. 19:22:37 : Started scan on 2251+188 for ~ 4.47392 min. 19:31:16 : Started scan on 3C48 for ~ 10.9164 min. -----------------------------------------------------------------------