GTAC Observation Log 1. Date : 17/01/2015 2. Observation Sr. No. : 7557 3. Observer : Dominika Justyna Hunik, Marek Jamrozy 4. Observer's Email : dominika.hunik@uj.edu.pl, jamrozy@oa.uj.edu.pl 5. Project Name : Ultra steep spectrum giant radio galaxy with recurrent radio jet activity 6. Project Code : 27_030 7. Operator(s) : Deepak, Pramod 8. Command File : /odisk/gtac/cmd/marek/27_030_s1.cmd 9. LTA File : /gsbifrdata/16jan/27_030_16jan2015.lta 10. LogFlag File : /odisk/online1/logflags/27_030.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 218 MHz, ILO2 : 218MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 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 : 16.666666 MHz 24. Final BW : 16.666666 MHz; Step # 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 156 156 218 218 62 62 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : W03 ,W04,W05 : ABC time out. C04 : : Strong RFI. W06 : Frequently getting ABC reset. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Jan 2015 18:00:00 - 17 Jan 2015 03:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 17:20 : Started set up. 17:38 : Started scan on 3C147 for 10 min. 17:48 : Stopped scan and started command file. ' /odisk/gtac/cmd/marek/27_030_s1.cmd' 03:05 : Command file stopped. 03:06 : Started scan on 3C147 for 15mins. 03:20 : Observation stopped.