GTAC Observation Log 1. Date : 13/11/2017 2. Observation Sr. No. : 9859 3. Observer : Avishek kumar Basu, BHAL CHANDRA JOSHI, Rana Nandi, Debades Bandyopadhyay, Prasanta Char, Dipankar Bhattacharya 4. Observer's Email : avishek@ncra.tifr.res.in, bcj@ncra.tifr.res.in, rana.nandi@tifr.res.in, debades.bandyopadhyay@saha.ac.in, pchar@iucaa.in, dipankar@iucaa.in 5. Project Name : Monitoring High Glitch rate Pulsars using uGMRT 6. Project Code : 33_048 7. Operator(s) : Nilesh 8. Command File : /odisk/gtac/cmd/33_048/13nov2017.cmd 9. LTA File : /gwbifrdata2/13nov/33_048_13nov2017.lta.1, /gwbifrdata2/13nov/33_048_13nov2017.lta 10. LogFlag File : /odisk/online1/logflags/33_048.FLAGS.2, /odisk/online1/logflags/33_048.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , 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) : 1454 1454 1505 1505 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :26 32. Name of Non-Working Antennas (with reason for each) : W05 : Painting work. E04 : Structural refurbishment work. C00 : Structural refurbishment work. C14 : Paiting work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 13 Nov 2017 12:00:00 - 13 Nov 2017 15:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 12:00 : Started settings. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1500 1500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 33_048 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : PA GPU_BM_INT : 128 GPU_GAINEQ : OFF -------------------------------- 12:20 : Started power eq on 1822-096 @ 150 counts. 12:20 : Started phasing. command failures to the GWB. 12:30 : Restarted GWB. phasing worked. 12:32:53 : Started scan on 1822-096 for ~ 0.939523 min. 12:35:28 : Started scan on J1822-096 for ~ 2.2817 min. 12:38:03 : Started scan on 1822-096 for ~ 2.01326 min. 12:42:22 : Started scan on 1822-096 for ~ 1.34218 min. 12:44:52 : Started scan on J1822-096 for ~ 2.68435 min. 12:47:55 : Started scan on J1822-096 for ~ 3.62388 min. 12:52:23 : Started scan on J1822-096 for ~ 2.01326 min. 12:55:54 : Started scan on J1822-096 for ~ 2.01326 min. 13:00:17 : Started scan on J1825-0935 for ~ 20.1326 min. 13:21:59 : Started scan on J1837-0604 for ~ 5.10027 min. 13:28:25 : Started scan on J1847-0402 for ~ 15.5692 min. 13:45:37 : Started scan on J1830-360 for ~ 2.14748 min. 13:47:58 : Started scan on J1830-360 for ~ 4.02653 min. 13:53:08 : Started scan on J1830-360 for ~ 2.14748 min. 13:56:21 : Started scan on J1740-3015 for ~ 5.10027 min. 12:32:53 : Started scan on 1822-096 for ~ 0.939523 min. 12:35:28 : Started scan on J1822-096 for ~ 2.2817 min. 12:38:03 : Started scan on 1822-096 for ~ 2.01326 min. 12:42:22 : Started scan on 1822-096 for ~ 1.34218 min. 12:44:52 : Started scan on J1822-096 for ~ 2.68435 min. 12:47:55 : Started scan on J1822-096 for ~ 3.62388 min. 12:52:23 : Started scan on J1822-096 for ~ 2.01326 min. 12:55:54 : Started scan on J1822-096 for ~ 2.01326 min. 13:00:17 : Started scan on J1825-0935 for ~ 20.1326 min. 13:21:59 : Started scan on J1837-0604 for ~ 5.10027 min. 13:28:25 : Started scan on J1847-0402 for ~ 15.5692 min. 13:45:37 : Started scan on J1830-360 for ~ 2.14748 min. 13:47:58 : Started scan on J1830-360 for ~ 4.02653 min. 13:53:08 : Started scan on J1830-360 for ~ 2.14748 min. 13:56:21 : Started scan on J1740-3015 for ~ 5.10027 min. NOTE : There was intermittent failure of GWB pulsar commands. commands to the GWB were accepted and declined very randomly. around 14:00 changed BEAM host from beam4 (gwbh10) to beam1 (gwbh7). 14:00 : Changed settings. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1500 1500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 33_048 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 : 128 GPU_GAINEQ : OFF -------------------------------- 14:07 : Restarted command file from with on 1830-360. 14:09:28 : Started scan on J1830-360 for ~ 2.01326 min. 14:11:48 : Started scan on J1830-360 for ~ 2.14748 min. 14:15:43 : Started scan on J1830-360 for ~ 2.01326 min. 14:19:01 : Started scan on J1740-3015 for ~ 15.1666 min. 14:35:04 : Started scan on J1751-3323 for ~ 25.1326 min. 15:00 : Stopped observations.