GTAC Observation Log 1. Date : 03/03/2020 2. Observation Sr. No. : 11946 3. Observer : Deanne Coppejans, Raffaella Margutti, Tanmoy Laskar, Giacomo Terreran, Kate D Alexander, Aprajita Hajela, Michael Bietenholz, Edo Berger, Brian Metzger, Ryan Chornock, Danny Milisavljevic, Peter Blanchard, Cristiano Guidorzi, baldeschi 4. Observer\'s Email : deanne.coppejans@gmail.com, rafmargutti@gmail.com, tanmoylaskar@gmail.com, giacomo.terreran@northwestern.edu, kate.alexander@northwestern.edu, aprajitahajela2015@u.northwestern.edu, mbieten@yorku.ca, eberger@cfa.harvard.edu, bmetzger@phys.columbia.edu, chornock@ohio.edu, dmilisav@purdue.edu, pblanchard@cfa.harvard.edu, guidorzi@fe.infn.it, adriano.baldeschi@northwestern.edu 5. Project Name : First systematic low-frequency monitoring campaign of Fast Blue Optical Transients 6. Project Code : 37_088 7. Operator(s) : Nilesh 8. Command File : /odisk/gtac/cmd/37_088/obs.txt 9. LTA File : /gsbifrdata1/03mar/37_088_03mar2020_b3_gsb.lta, /gwbifrdata1/03mar/37_088_03mar2020_b3_gwb.lta 10. LogFlag File : /odisk/online1/logflags/37_088.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 : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : E03 : : Strong RFI from 313 MHz to 320 MHz. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 03 Mar 2020 02:00:00 - 03 Mar 2020 04:10:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. RFI Status : 38. Comments (During Observations) : 01:45 : 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 : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 175 175 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 37_088 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 : 128 GPU_GAINEQ : ON GPU_TPA : From GWB GUI. GPU_BITS : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 01:52 : Started scan on 3C286 for ~ 10 min. 02:05 : Started command file. /odisk/gtac/cmd/37_088/obs.txt 04:03 : Stopped command file. 04:04 : Started scan on J1609+2641 for ~ 5.23449 min. 04:10 : Stopped scan and observation closed.