GTAC Observation Log 1. Date : 08/03/2020 2. Observation Sr. No. : 11957 3. Observer : Tanmoy Laskar, Kate D Alexander, Eliot Ayache, Edo Berger, Ryan Chornock, Deanne Coppejans, Hendrik vanEerten, Wen-fai Fong, Cristiano Guidorzi, Raffaella Margutti, Carole Mundell, Patricia Schady 4. Observer\'s Email : tanmoylaskar@gmail.com, kalexander@cfa.harvard.edu, e.h.r.ayache@bath.ac.uk, eberger@cfa.harvard.edu, chornock@ohio.edu, deanne.coppejans@gmail.com, h.j.van.eerten@bath.ac.uk, wfong@northwestern.edu, guidorzi@fe.infn.it, rafmargutti@gmail.com, c.g.mundell@bath.ac.uk, pschady@mpe.mpg.de 5. Project Name : Constraining the progenitors and environments of Gamma-ray Bursts with uGMRT 6. Project Code : 37_101 7. Operator(s) : Deepak, Rupsing, Sachin, Shilpa, Shriram 8. Command File : /odisk/gtac/cmd/37_101/07mar20/07mar2020.cmd 9. LTA File : /gsbifrdata1/07mar/37_101_07mar2020_gsb.lta, /gwbifrdata1/07mar/37_101_07mar2020_gwb.lta 10. LogFlag File : /odisk/online/logflags/ ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : MHz ,RF2 : MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : MHz, ILO2 : MHz , IVLO1 : MHz, IVLO2 : 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) : 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C03 : Taken for maintenance. C10 : MCM 14 timeout E06 : Servo Problem 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 Mar 2020 22:00:00 - 08 Mar 2020 00:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : GPU_MODE = 0 GPU_LTA = 4 GPU_ACQ_BW = 400.0000 GPU_CHAN_MAX= 2048 GPU_CHAN_NUM= 0:2047:1 GPU_STOKES = 2 ------------------------------------------ 22:00 : Settings started. 22:24 : Started scan on 3C286. 22:34 : Started command file. :\'\' 23:55 : Command file stopped. 23:57 : Started scan on J1254+116 for 5mins. 00:02 : Observation stopped.