GTAC Observation Log 1. Date : 30/07/2017 2. Observation Sr. No. : 9617 3. Observer : Shami Chatterjee, Maura Ann McLaughlin, Jayanta Roy, Bhaswati Bhattacharyya, Robert Wharton, Jayaram Narayanan Chengalur, Sarah Burke-Spolaor, Jason WilliamThomas Hessels, Casey James Law, Geoffrey C Bower, Bryan Butler, Joseph Lazio, Jim Cordes, Paul Demorest, Cees Bassa, Victoria Kaspi, Scott M. Ransom, Andrew Seymour 4. Observer's Email : shami@astro.cornell.edu, maura.mclaughlin@mail.wvu.edu, jroy@ncra.tifr.res.in, bhaswati.bhattacharyya@manchester.ac.uk, rsw95@cornell.edu, chengalur@ncra.tifr.res.in, sarahbspolaor@gmail.com, hessels@astron.nl, claw@astro.berkeley.edu, gbower@astro.berkeley.edu, bbutler@nrao.edu, Joseph.Lazio@jpl.nasa.gov, cordes@astro.cornell.edu, pdemores@nrao.edu, bassa@astron.nl, vkaspi@physics.mcgill.ca, sransom@nrao.edu, seymour.andrew@gmail.com 5. Project Name : What is the Persistent Radio Source Associated with Fast Radio Burst 121102? 6. Project Code : 32_077 7. Operator(s) : Deepak, Navnath, Nilesh 8. Command File : /odisk/gtac/cmd/jroy/32_077_30july.cmd 9. LTA File : /gsbifrdata/30jul/32_077_30jul2017.lta, /gwbifrdata2/30jul/32_077_30jul2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2431, /odisk/online1/logflags/32_077.FLAGS 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,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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C02 : : No fringe W03 : : Strong RFI 33. Note for Backup : 34. Start and End Time of Obs.(IST): 30 Jul 2017 03:00:00 - 30 Jul 2017 13:05:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 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 : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 32_077 GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : PA GPU_BEAM_4 : PA GPU_BM_INT : 4 GPU_GAINEQ : ON -------------------------------- # BEAM-3:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20 # BEAM-3:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20 # BEAM-4:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20 # BEAM-4:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 Total=20 --------------------------------------------------------------------------- 03:00 : Started setup. 03:20 : Started power eq on 3C48 for both gsb and gwb at 300 and 150 counts respectively 03:30 : Started phasing. 03:40 : Started scan on 3c48 for 10 min. 03:53 : Started cmd file /odisk/gtac/cmd/jroy/32_077_30july.cmd 03:53:04 : Started scan on B0329+54 for ~ 10.3348 min. 04:04:45 : Started scan on 3C147 for ~ 3.89231 min. 04:08:45 : Started scan on 3C147 for ~ 3.0199 min. 04:12:59 : Started scan on J0531+3308 for ~ 45.3655 min. 04:59:21 : Started scan on B0531+21 for ~ 10.3348 min. 05:11:08 : Started scan on 3C147 for ~ 4.02653 min. 05:15:16 : Started scan on 3C147 for ~ 3.0199 min. 05:19:25 : Started scan on J0531+3308 for ~ 45.332 min. 06:05:55 : Started scan on 3C147 for ~ 4.73117 min. 06:10:46 : Started scan on 3C147 for ~ 3.0199 min. 06:15:03 : Started scan on J0531+3308 for ~ 24.394 min. 06:57 : Electrical power glitch, stopped command file. 07:00 : Started settings. 07:10 : C03,C06 and S02 servo problems after power glitch. 07:20 : Started power eq @ 3c147. # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-1:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-2:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-2:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # GWB GAC configuration is as follows : # BEAM-3:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-3:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-4:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-4:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 07:30 : Started command file. /odisk/gtac/cmd/jroy/32_077_30july.cmd 08:30 : # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-1:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-2:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # BEAM-2:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 W01 W02 Total=16 # GWB GAC configuration is as follows : # BEAM-3:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-3:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-4:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-4:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 08:49 : # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-1:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-2:130 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 # BEAM-2:175 :: C00 C01 C04 C05 C08 C09 C10 C11 C12 C13 C14 E02 E03 E04 S01 S04 W01 W02 W04 Total=19 10:01 : E03 removed from GAC due to RFI. 10:15 : W04 removed from GAC. C03 added to GAC. 01:39 : S03 added to GAC. 11:15 : Changed GAC for GWB and GSB as below: # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-1:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-2:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-2:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # GWB GAC configuration is as follows : # BEAM-3:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-3:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-4:130 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 # BEAM-4:175 :: C00 C01 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E04 S01 S02 S03 S04 W01 W02 W04 Total=22 12:49 : Stopped scan and command file. 12:51 : Started scan on 3C147 for 10 min. 13:01 : Stopped scan and observation closed.