GTAC Observation Log 1. Date : 28/12/2018 2. Observation Sr. No. : 10761 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) : Rupsing 8. Command File : /odisk/gtac/cmd/35_056/35_056_cmd_27dec18.txt 9. LTA File : /gsbifrdata1/27dec/35_056_27dec2018_gsb.lta, /gwbifrdata1/27dec/35_056_27dec2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.3012, /odisk/online1/logflags/35_056.FLAGS.2 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+12 dB, 32 MHz,ON, IF-CH2 : 4+12 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 : 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 : 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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :30 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 27 Dec 2018 23:00:00 - 28 Dec 2018 06:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : ------------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 -------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 W01 W02 W03 Total=22 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S02 W01 W02 W03 Total=22 -------------------------------------------------------------------------- 23:30 : Power eq. done and phasing done. 23:34 : Started command file. -------------------------------------------------------------------------- 23:38 : Stopped command file due to no phase on phase cal. -------------------------------------------------------------------------- 23:45 : Phase_gwb.pl script was not working. -------------------------------------------------------------------------- 23:48:01 : Started scan on B0320+39 for ~ 55.1299 min. 00:52:14 : Started scan on 1021+219 for ~ 1.71127 min. 00:54:09 : Started scan on 1021+219 for ~ 0.671088 min. 00:56:06 : Started scan on 1021+219 for ~ 2.24814 min. 00:58:29 : Started scan on 1021+219 for ~ 3.22122 min. 01:01:55 : Started scan on 1021+219 for ~ 0.671088 min. 01:03:42 : Started scan on B0950+08 for ~ 11.5427 min. 01:19:23 : Started scan on 0627-058 for ~ 2.68435 min. 01:22:17 : Started scan on 0627-058 for ~ 0.436207 min. 01:24:06 : Started scan on B0621-04 for ~ 40.3324 min. 02:06:54 : Started scan on 0804+102 for ~ 2.08037 min. 02:09:09 : Started scan on 0804+102 for ~ 2.6508 min. 02:11:58 : Started scan on 0804+102 for ~ 2.48303 min. 02:14:34 : Started scan on 0804+102 for ~ 2.68435 min. 02:17:27 : Started scan on 0804+102 for ~ 0.402653 min. 02:19:03 : Started scan on J0815+0939 for ~ 30.1319 min. 02:52:13 : Started scan on 1033-343 for ~ 1.84549 min. 02:54:15 : Started scan on 1033-343 for ~ 0.704642 min. 02:55:54 : Started scan on J1034-3224 for ~ 45.1642 min. 03:42:26 : Started scan on B0905-51 for ~ 15.133 min. 03:59:36 : Started scan on 0837-198 for ~ 1.77838 min. 04:01:35 : Started scan on 0837-198 for ~ 0.872414 min. 04:03:54 : Started scan on B0818-41 for ~ 25.1994 min. 04:29:59 : Started scan on B0844-35 for ~ 35.0979 min. 05:06:07 : Started scan on 0837-198 for ~ 2.04682 min. 05:08:17 : Started scan on 0837-198 for ~ 0.402653 min. 05:10:20 : Started scan on B0826-34 for ~ 50.7639 min. 06:00:00 : Stopped scan and observation session over.