GTAC Observation Log 1. Date : 04/11/2016 2. Observation Sr. No. : 8964 3. Observer : Soumyajit Mandal, Huib Intema, Francesco de Gasperin 4. Observer's Email : mandal@strw.leidenuniv.nl, intema@strw.leidenuniv.nl, fdg@strw.leidenuniv.nl 5. Project Name : A STUDY OF ULTRA STEEP SPECTRUM SOURCES IN GALAXY CLUSTERS FROM TGSS ADR 6. Project Code : 31_018 7. Operator(s) : Deepak, Nilesh, Surender 8. Command File : /odisk/gtac/cmd/31_018/04nov16/obs_04nov.cmd 9. LTA File : /gsbifrdata/04nov/31_018_04nov2016.lta 10. LogFlag File : /odisk/online1/logflags/31_018.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 : 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): 04 Nov 2016 18:00:00 - 04 Nov 2016 23:36:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : 17:50 : Started scan on 3C48 for 12mins. 18:05 : Started command file 23:10 : Stopped commmand file. 23:15 : Started scan on 3C48 for 15mins. 23:30 : Stopped scan and observing session over.