GTAC Observation Log 1. Date : 05/06/2011 2. Observation Sr. No. : 5368 3. Observer : Jamie Stephen Farnes 4. Observer's Email : jsf31@cam.ac.uk 5. Project Name : 610 MHz Polarimetry of Diffuse Radio Emission in Clusters 6. Project Code : 20_014 7. Operator(s) : Manisha, Nilesh, 8. Command File : /odisk/gtac/cmd/20_014/macsj071.cmd 9. LTA File : /gsbifrdata/05jun/20_014_05jun2011.lta 10. LogFlag File : /odisk/online1/logflags/20_014.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 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. GAIN EQ : ON 17. Stokes : Full_Polar 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 32 MHz 21. Maximum Channels : 256 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 591 591 540 540 51 51. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :29 27. Name of Non-Working Antennas (with reason for each) : W01 : Servo Brakes problem 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 09:00 - 21:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 08:55 : started scan on 3C147 ~20mins. 09:24 : command file started. 10:42 : W01 taken out for Servo maintenance. 12:11 : S02 Taken out for maintenance. 14:28 : S02 released for observation. 15:33 : scan started 3C138 for 10m. 15:48 : restated the command file. 16:04 : stopped the observation due to high wind 16:28 : wind speed is normal rested the observation. 20:30 : stopped the command file and scan stared on 3c286. 21:00 : stopped the scan and observation session over.