GTAC Observation Log 1. Date : 02/06/2018 2. Observation Sr. No. : 10301 3. Observer : Yashwant Gupta, BHAL CHANDRA JOSHI, Manjari Bagchi, Sushan Konar, Biplab Bijay, Mayuresh Surnis, Debades Bandyopadhyay, Dipankar Bhattacharya, Avinash Anant Deshpande, Biprateep Dey, Vishal R Gajjar, Sanjay S. Kudale, Yogesh Maan, Sachindra Naik, Alak Ray, Boris Sindhu Kalita, Sajad Ahmad Bhat, Prakash Arumugasamy 4. Observer's Email : ygupta@ncra.tifr.res.in, bcj@ncra.tifr.res.in, manjari.bagchi@gmail.com, sushan@ncra.tifr.res.in, biplab@ncra.tifr.res.in, mpsurnis@ncra.tifr.res.in, debades.bandyopadhyay@saha.ac.in, dipankar@iucaa.in, desh@rri.res.in, biprateep.d@niser.ac.in, gajjar@ncra.tifr.res.in, ksanjay@gmrt.ncra.tifr.res.in, maan@astron.nl, snaik.prl@gmail.com, akr@tifr.res.in, boris.kalita@ncra.tifr.res.in, sajadtarigami@gmail.com, prakash@ncra.tifr.res.in 5. Project Name : Survey for Pulsars and Fast Transients with the upgraded GMRT : Pilot follow-up 6. Project Code : 34_075 7. Operator(s) : Navnath, Nilesh 8. Command File : /odisk/gtac/cmd/34_075/02jun18.cmd 9. LTA File : /gwbifrdata1/01jun/34_075_01jun2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/34_075.FLAGS.1 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 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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C05 : : Servo problem. W05 : : Servo Brakes not releasing. GSB : GSB chain stopped due to temperature high in corr room. 33. Note for Backup :gpuuser@gwbh8/data7/gpuuser/34_075_data7_01jun2018/* and gpuuser@gwbh8 /data7/gpuuser/34_075_data7_02jun2018/* 34. Start and End Time of Obs.(IST): 01 Jun 2018 23:00:00 - 02 Jun 2018 06:15:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 23:00 : Started setup. 23:10 : Started power eq on 3C286 at 150 counts. 23:12 : Started scan on 3C286 /odisk/gtac/cmd/34_075/02jun18.cmd 23:12:52 : Started scan on 3C286 for ~ 4.47392 min. 23:23:45 : Started scan on B1745-12 for ~ 7.06879 min. 23:32:03 : Started scan on J1805-1504 for ~ 7.06879 min. 23:40:02 : Started scan on 317D-036R46 for ~ 10.1558 min. 23:51:28 : Started scan on 304D-034R46 for ~ 10.1111 min. 00:02:44 : Started scan on 305D-034R46 for ~ 10.1111 min. 00:14:05 : Started scan on 318D-036R46 for ~ 10.1558 min. 00:25:26 : Started scan on 328D-038R46 for ~ 10.1558 min. 00:36:47 : Started scan on 319D-036R46 for ~ 10.1111 min. 00:48:09 : Started scan on 310D-034R47 for ~ 10.1111 min. 00:59:30 : Started scan on 292D-032R47 for ~ 10.1558 min. Note : 01:16 : scan brake. 01:10:51 : Started scan on 280D-030R47 for ~ 10.1558 min. 01:22:12 : Started scan on 268D-028R47 for ~ 10.1111 min. 01:33:33 : Started scan on 269D-028R47 for ~ 10.1111 min. 01:44:50 : Started scan on 281D-030R47 for ~ 10.1111 min. 01:56:11 : Started scan on 293D-032R47 for ~ 10.1558 min. 02:07:27 : Started scan on 306D-034R47 for ~ 10.1558 min. 02:18:49 : Started scan on 320D-036R46 for ~ 10.1558 min. 02:30:10 : Started scan on 329D-038R46 for ~ 10.1111 min. 02:41:31 : Started scan on 330D-038R46 for ~ 10.1111 min. 02:52:52 : Started scan on B1745-12 for ~ 7.11353 min. 03:01:10 : Started scan on J1805-1504 for ~ 7.06879 min. 03:09:28 : Started scan on 321D-036R46 for ~ 10.1558 min. 03:20:49 : Started scan on 307D-034R47 for ~ 10.1558 min. 03:32:05 : Started scan on 294D-032R47 for ~ 10.1558 min. 03:43:22 : Started scan on 282D-030R47 for ~ 10.1558 min. 03:54:43 : Started scan on 270D-028R48 for ~ 10.1111 min. 04:06:04 : Started scan on 271D-028R48 for ~ 10.1111 min. 04:17:25 : Started scan on 283D-030R47 for ~ 10.1558 min. 04:28:46 : Started scan on 295D-032R47 for ~ 10.1558 min. 04:40:08 : Started scan on 308D-034R47 for ~ 10.1111 min. 04:51:29 : Started scan on 322D-036R47 for ~ 10.1111 min. 05:02:50 : Started scan on 331D-038R46 for ~ 10.1558 min. 05:14:06 : Started scan on 309D-034R47 for ~ 10.1558 min. 05:25:28 : Started scan on 297D-032R47 for ~ 10.1558 min. 05:36:49 : Started scan on B1745-12 for ~ 7.06879 min. 05:45:02 : Started scan on J1805-1504 for ~ 7.06879 min. 05:53:20 : Started scan on 296D-032R47 for ~ 10.1558 min. 06:04:41 : Started scan on 284D-030R47 for ~ 6.80036 min. 06:14 : Observation session over. ----------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: Total=0 # BEAM-1:175 :: Total=0 # BEAM-2:130 :: C00 C01 C02 C03 C06 C08 C09 C10 C12 C13 C14 E02 E03 E04 E05 S01 S02 S03 S04 S06 W01 W02 W03 W04 W06 Total=25 # BEAM-2:175 :: C00 C01 C02 C03 C06 C08 C09 C10 C12 C13 C14 E02 E03 E04 E05 S01 S02 S03 S04 S06 W01 W02 W03 W04 W06 Total=25 ------------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 : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 34_075 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : IA GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF ----------------------------------------------------------- [observer@oper2 INFO]$ more gwb_gac.dat # GWB GAC configuration is as follows : # BEAM-1:130 :: Total=0 # BEAM-1:175 :: Total=0 # BEAM-2:130 :: C00 C01 C02 C06 C08 C09 C10 C12 C13 C14 E02 E03 E04 E05 S01 S02 S03 S04 S06 W01 W02 W04 W06 Total=23 # BEAM-2:175 :: C00 C01 C02 C06 C08 C09 C10 C12 C13 C14 E02 E03 E04 E05 S01 S02 S03 S04 S06 W01 W02 W04 W06 Total=23