GTAC Observation Log 1. Date : 10/01/2019 2. Observation Sr. No. : 10796 3. Observer : Vishal R Gajjar, Andrew Siemion, Shami Chatterjee, Yashwant Gupta, Geoffrey C Bower, Laura Spitler, Robert Wharton, Benito Marcote, Ryan Sean Lynch, Griffin Foster, Daniel C Price, Mayuresh Surnis, Yogesh Maan, Biprateep Dey, Dave MacMahon, Nectaria Gizani, Bryan Butler 4. Observer's Email : vishalg@berkeley.edu, siemion@berkeley.edu, shami@astro.cornell.edu, ygupta@ncra.tifr.res.in, gbower@astro.berkeley.edu, lspitler@mpifr-bonn.mpg.de, rsw95@cornell.edu, marcote@jive.eu, rlynch@nrao.edu, griffin.foster@gmail.com, dan@thetelegraphic.com, mayuresh.surnis@mail.wvu.edu, maan@astron.nl, biprateep.d@niser.ac.in, davidm@berkeley.edu, ngizani@eap.gr, bbutler@nrao.edu 5. Project Name : Low-frequency follow-up of FRB 121102 from the uGMRT 6. Project Code : 35_039 7. Operator(s) : Sachin, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gwbifrdata2/10jan/35_039_10jan2019_gwb.lta 10. LogFlag File : /odisk/online1/logflags/35_039.FLAGS.3 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 : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C01 : : Taken for Mech Work. C02 : : Servo Problem. S03 : : Low self power. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 10 Jan 2019 18:00:00 - 10 Jan 2019 21:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : Pulsar data ----------------------- /data7/gpuuser/35_039* on GWBh7 /data3/gpuuser/35_039* on GWBh9 /data4/gpuuser/35_039* on GWBh9 ------------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 : 35_039 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : PA GPU_BEAM_2 : OFF GPU_BEAM_3 : Voltage GPU_BEAM_4 : OFF GPU_BM_INT : 8 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 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 # BEAM-1:175 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 # BEAM-3:130 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 # BEAM-3:175 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 S01 W01 Total=15 ----------------------------------------------------------------------- 17:56:37 : Started scan on 3C147 for ~ 11.9901 min. 18:08:46 : Started scan on 3C147 for ~ 0.984262 min. 18:09:52 : Started scan on 3C147 for ~ 0.626349 min. 18:12:21 : Started scan on B0329+54 for ~ 3.57914 min. 18:20:29 : Started scan on 3C147 for ~ 1.2527 min. 18:21:52 : Started scan on 3C147 for ~ 0.53687 min. 18:23:31 : Started scan on FRB121102 for ~ 35.4334 min. 19:02:26 : Started scan on 3C147 for ~ 1.16322 min. 19:03:50 : Started scan on 3C147 for ~ 0.53687 min. 19:05:35 : Started scan on FRB121102 for ~ 35.5229 min. 19:42:22 : Started scan on 3C147 for ~ 1.16322 min. 19:43:40 : Started scan on 3C147 for ~ 0.447392 min. 19:45:27 : Started scan on FRB121102 for ~ 35.5229 min. 20:22:20 : Started scan on 3C147 for ~ 1.07374 min. 20:23:40 : Started scan on 3C147 for ~ 0.447392 min. 20:25:29 : Started scan on FRB121102 for ~ 35.5229 min. 21:02:20 : Started scan on 3C147 for ~ 1.2527 min. -----------------------------------------------------------------------