GTAC Observation Log 1. Date : 07/03/2017 2. Observation Sr. No. : 9245 3. Observer : Francesco deGasperin, Huib T Intema, Shimwell 4. Observer's Email : astro@voo.it, intema@strw.leidenuniv.nl, shimwell@strw.leidenuniv.nl 5. Project Name : Extended emission in galaxy clusters from TGSS ADR data 6. Project Code : 31_009 7. Operator(s) : Sachin 8. Command File : /odisk/gtac/cmd/31_009/07mar17/obs3.cmd 9. LTA File : /gsbifrdata1/07mar/31_009_07mar2017.lta 10. LogFlag File : /odisk/online1/logflags/31_009.FLAGS.2 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 : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : E03 : Feed cage painting. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 Mar 2017 18:00:00 - 07 Mar 2017 22:01:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : 17:39 : Started scan on 3C147 for ~ 19.9984 min. 18:00 : Started command file. 21:42 : Stopped command file. 21:45 : Started scan on 3C147. 22:00 : Stopped scan on 3C147 and closed observations session.