GTAC Observation Log 1. Date : 22/07/2021 2. Observation Sr. No. : 13318 3. Observer : Visweshwar Ram Marthi, Dana Simard, Tim Sprenger, Robert Main, Olaf Wucknitz, Marten H vanKerkwijk, Ue Li Pen, Yashwant Gupta 4. Observer\'s Email : vrmarthi@ncra.tifr.res.in, dana.simard@astro.caltech.edu, tsprenger@mpifr-bonn.mpg.de, ramain@mpifr-bonn.mpg.de, wucknitz@mpifr-bonn.mpg.de, mhvk@astro.utoronto.ca, pen@cita.utoronto.ca, ygupta@ncra.tifr.res.in 5. Project Name : Extended Monitoring of the Peculiar Scattering of PSR B1508\\\\+55 6. Project Code : 40_079 7. Operator(s) : Deepak, Navnath, Rupsing 8. Command File : /data1/gtac/cmd/40_079/22jul2021.py 9. LTA File : /gwbifrdata1/22jul/40_079_22jul2021_suba4_band3_gwb.lta.1, /gwbifrdata1/22jul/40_079_22jul2021_suba4_band3_gwb.lta, /gwbifrdata1/22jul/40_079_22jul2021_suba3_band5_gwb.lta.1, /gwbifrdata1/22jul/40_079_22jul2021_suba3_band5_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 30 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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) : 306 306 255 255 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. S01 : :feed jam 33. Note for Backup : 34. Start and End Time of Obs.(IST): 22 Jul 2021 18:00:00 - 22 Jul 2021 20:00:00 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 : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 16384 GPU_CHAN_NUM : 0:16383:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF3 : 1460 1460 GPU_DDCLO3 : 0.000000 0.000000 GPU_SB3 : 1 1 GCODE3 : 40_079A GPU_RF4 : 470 470 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 40_079B GPU_RF5 : 1060 1060 GPU_DDCLO5 : 0.000000 0.000000 GPU_SB5 : 1 1 GCODE5 : SUBA5 GPU_CNTRL : ONLINE/TGC GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : IA GPU_BEAM_3 : PA GPU_BEAM_4 : IA GPU_BM_INT : 32 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 -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C01 C02 C06 C11 C12 C13 C14 E02 E04 E06 S03 W01 W03 W05 Total=14 # BEAM-1:175 :: C01 C02 C06 C11 C12 C13 C14 E02 E04 E06 S03 W01 W03 W05 Total=14 # BEAM-2:130 :: C01 C02 C06 C11 C12 C13 C14 E02 E04 E06 S03 W01 W03 W05 Total=14 # BEAM-2:175 :: C01 C02 C06 C11 C12 C13 C14 E02 E04 E06 S03 W01 W03 W05 Total=14 # BEAM-3:130 :: C00 C04 C05 C08 C09 C10 E03 E05 S02 S04 S06 W02 W04 W06 Total=14 # BEAM-3:175 :: C00 C04 C05 C08 C09 C10 E03 E05 S02 S04 S06 W02 W04 W06 Total=14 # BEAM-4:130 :: C00 C04 C05 C08 C09 C10 E03 E05 S02 S04 S06 W02 W04 W06 Total=14 # BEAM-4:175 :: C00 C04 C05 C08 C09 C10 E03 E05 S02 S04 S06 W02 W04 W06 Total=14 --------------------------------------------------------------- 17:40:00 : Started setup. 17:55:17 : Started scan on 3C286 for ~ 0.671088 min. 18:11:12 : Started scan on 3C286 for ~ 2.01326 min. 18:10:00 : Power eq done. 18:13:25 : Started scan on 3C309.1 for ~ 1.65535 min. 18:26:12 : Started scan on 3C309.1 for ~ 4.07127 min. : Phasing done. 18:30:00 : Started cmd file /data1/gtac/cmd/40_079/22jul2021.py 18:31:15 : Started scan on 3C309.1 for ~ 1.29744 min. 18:34:20 : Started scan on B1508+55 for ~ 25.2776 min. 19:02:27 : Started scan on 3C309.1 for ~ 3.89231 min. 19:07:20 : Started scan on 3C309.1 for ~ 1.2527 min. 19:10:50 : Started scan on B1508+55 for ~ 25.2329 min. 19:38:50 : Started scan on 3C309.1 for ~ 3.89231 min. 19:43:43 : Started scan on 3C309.1 for ~ 1.29744 min. 19:46:53 : Started scan on B1508+55 for ~ 13.9586 min. 20:00:00 : Observation session over. ---------------------------------------------------