GTAC Observation Log 1. Date : 23/07/2019 2. Observation Sr. No. : 11272 3. Observer : Rahul Basu, Dipanjan Mitra 4. Observer's Email : rahulbasu.astro@gmail.com, dmitra@ncra.tifr.res.in 5. Project Name : The polarized single pulse behaviour of multi-component Pulsars using GMRT Wideband Backend. 6. Project Code : 35_056 7. Operator(s) : Navnath, Nilesh 8. Command File : /odisk/gtac/cmd/rahul/22jul19/obs.cmd 9. LTA File : /gwbifrdata1/22jul/35_056_22jul2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/35_056.FLAGS.4 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 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,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF 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 : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : S04 : Painting Work E02 : feed jam W03 : ABC time-out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 22 Jul 2019 17:00:00 - 23 Jul 2019 01:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 16:30 : Started setup. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 35_056 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 32 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 17:08:38 : Started scan on B1133+16 for ~ 10.8716 min. 17:24:16 : Started scan on 1021+219 for ~ 1.74483 min. 17:26:18 : Started scan on 1021+219 for ~ 0.53687 min. 17:28:04 : Started scan on B0950+08 for ~ 9.9321 min. 17:40:12 : Started scan on 1156+314 for ~ 1.87905 min. 17:42:15 : Started scan on 1156+314 for ~ 0.671088 min. 17:44:00 : Started scan on B1237+25 for ~ 60.3979 min. 18:45:54 : Started scan on 1156+314 for ~ 1.74483 min. 18:47:56 : Started scan on 1156+314 for ~ 0.53687 min. 18:49:56 : Started scan on B1237+25 for ~ 60.1295 min. 19:56:06 : Started scan on 1822-096 for ~ 1.61061 min. 19:57:57 : Started scan on 1822-096 for ~ 0.53687 min. 19:59:21 : Started scan on B1839-04 for ~ 60.1295 min. 21:00:23 : Started scan on 1822-096 for ~ 1.61061 min. 21:02:20 : Started scan on 1822-096 for ~ 0.53687 min. 21:03:47 : Started scan on B1839-04 for ~ 60.1295 min. 22:04:58 : Started scan on 1822-096 for ~ 1.74483 min. 22:06:57 : Started scan on 1822-096 for ~ 0.53687 min. 22:08:30 : Started scan on B1839-04 for ~ 35.0308 min. 22:49:35 : Started scan on 1924+334 for ~ 1.47639 min. 22:49:35 : Started scan on 1924+334 for ~ 1.61061 min. 23:07:06 : Started scan on 1924+334 for ~ 1.61061 min. 23:09:01 : Started scan on 1924+334 for ~ 0.53687 min. 23:13:00 : Started scan on B1929+10 for ~ 9.9321 min. 23:27:12 : Started scan on 2250+714 for ~ 1.34218 min. 23:28:52 : Started scan on 2250+714 for ~ 0.53687 min. 23:30:25 : Started scan on B2319+60 for ~ 60.2637 min. 00:31:31 : Started scan on 2250+714 for ~ 1.34218 min. 00:33:07 : Started scan on 2250+714 for ~ 0.53687 min. 00:34:36 : Started scan on B2319+60 for ~ 25.6356 min. 01:00:00 : Stopped command file and observing session over. ----------------------------------------------