GTAC Observation Log 1. Date : 05/1/2014 2. Observation Sr. No. : 6882 3. Observer : Cristobal Sifon,Andra Stroe,Huub Rottgering,Hoekstra H.,John P. Hughes,Felipe Menanteau 4. Observer's Email : sifon@strw.leidenuniv.nl,astroe@strw.leidenuniv.nl,rottgering@strw.leidenuniv.nl,hoekstra@strw.leidenuniv.nl,jph@physics.rutgers.edu,felipe@physics.rutgers.edu 5. Project Name : Dissecting the Extended Radio Emission in the Strong Lensing Cluster PLCK G004.5-19.5 at z=0.52 6. Project Code : 25_036 7. Operator(s) : Nilesh,Surender 8. Command File : /odisk/gtac/cmd/25_036/obs.cmd 9. LTA File : /gsbifrdata/05jan/25_036_05jan2014.lta, 10. LogFlag File : /odisk/online1/logflags/25_036.FLAGS.1, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : Realtime 15. GSB LTA : 8 16. GSB CTRL : ONLINE 17. GSB Fstop : ON 18. GAIN EQ : ON 19. Stokes : TotIntensity 20. Beam - 1 : OFF 21. Beam - 2 : OFF 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 512 25. Channel Numbers : 0:511:1 26. LO5 -1 : 149.00 27. LO5 -2 : 156.00 28. Frequency Parameters (TPA) : 591 591 540 540 51 51. 29. Integration Time : 8.053056 Sec. 30. No of Antennas Working(Fringing) at the begining :26 31. Name of Non-Working Antennas (with reason for each) : C09 : Taken for Mech. work W02,W04 : Taken for painting. S03 : Electrical problem. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 11:10 - 15:00 34. ONLINE Machine : Lenyadri 35. No of Antennas Working(Fringing) at the end :27 36. Comments (During Observations) : 11:15 : Started scan on 3C286 for 15min. 11:35 : Started command file. 13:44 : C09 released for observation. 15:00 : Stopped command file and observing session is over.