GTAC Observation Log 1. Date : 03/09/2019 2. Observation Sr. No. : 11399 3. Observer : Deanne Coppejans, Raffaella Margutti, Tanmoy Laskar, Kate D Alexander, Giacomo Terreran, Aprajita Hajela, Michael Bietenholz, Ryan Chornock, Danny Milisavljevic, Brian Metzger, Peter Blanchard, Cristiano Guidorzi, Edo Berger, Tarraneh Eftekhari 4. Observer's Email : deanne.coppejans@gmail.com, rafmargutti@gmail.com, tanmoylaskar@gmail.com, kalexander@cfa.harvard.edu, giacomo.terreran@northwestern.edu, aprajitahajela2015@u.northwestern.edu, mbieten@yorku.ca, chornock@ohio.edu, dmilisav@purdue.edu, bmetzger@phys.columbia.edu, pblanchard@cfa.harvard.edu, guidorzi@fe.infn.it, eberger@cfa.harvard.edu, teftekhari@cfa.harvard.edu 5. Project Name : First systematic monitoring campaign of Fast Blue Optical Transients at low frequencies 6. Project Code : 36_036 7. Operator(s) : Nilesh, Sachin 8. Command File : /odisk/gtac/cmd/36_036/sep3_band5/obs.txt 9. LTA File : /gsbifrdata/03sep/36_036_03sep2019_band5_gsb.lta, /gwbifrdata/03sep/36_036_03sep2019_band5_gwb.lta 10. LogFlag File : /odisk/online1/logflags/36_036.FLAGS.8, /odisk/online1/logflags/36_036.FLAGS.7 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 : 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) : 1454 1454 1505 1505 51 51 30. Integration Time : 8.053 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): 03 Sep 2019 20:45:00 - 03 Sep 2019 22:20:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :30 37. RFI Status :-- 38. Comments (During Observations) : 20:45 : 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 : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 1460 1460 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 36_036 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 20:57:38 : Started scan on 3C468.1 for ~ 4.96605 min. 21:06:25 : Started scan on J1609+2641 for ~ 4.83183 min. 21:12:30 : Started scan on AT2018COW for ~ 45.0971 min. 21:58:34 : Started scan on J1609+2641 for ~ 4.96605 min. 22:13:07 : Started scan on 3C48 for ~ 7.11353 min. 22:20 : Stopped scan and observation closed.