GTAC Observation Log 1. Date : 03/03/2018 2. Observation Sr. No. : 10126 3. Observer : Sushanta Kumar Mondal, Netai Bhukta, Sabyasachi Pal 4. Observer's Email : susnautiitd@gmail.com, nbhukta99@gmail.com, sabya@csp.res.in 5. Project Name : GMRT continuum observation of tailed radio galaxies in 1400 MHz 6. Project Code : 33_017 7. Operator(s) : Pramod, Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/33_017/2mar18/u33_017-2mar.cmd, /odisk/gtac/cmd/33_017/2mar18/u33_017-s4.cmd.txt 9. LTA File : /gsbifrdata/02mar/33_017_02mar2018_gsb.lta, /gwbifrdata1/02mar/33_017_02mar2018.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2673, /odisk/online1/logflags/33_017.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1505 MHz ,RF2 : 1505 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1454 MHz, ILO2 : 1454MHz , 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 : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 1505 1505 1454 1454 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) : S06 : Low fringe in GSB only. E02 : Low fringe to 175 pol in GSB only. C10 : RFI lines to 130 pol. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 02 Mar 2018 17:00:00 - 03 Mar 2018 02:20:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 16:50 : Started set up. 17:15 : Started scan on 3C147 for 8 min. 17:24 : Stopped scan and started command file. '/odisk/gtac/cmd/33_017/2mar18/u33_017-2mar.cmd' 18:21 to 1824 : RFI duo to Satellite. 21:02 : Stopped command file. 21:11 : Started next command file. '/odisk/gtac/cmd/33_017/2mar18/u33_017-s4.cmd.txt' 02:05 : Stopped command file. 02:08 : Started scan on 3C286 for 10 mins. 02:18 : Stopped scan and closed observation session.