GTAC Observation Log 1. Date : 06/03/2015 2. Observation Sr. No. : 7653 3. Observer : Nissim Kanekar 4. Observer's Email : nkanekar@ncra.tifr.res.in 5. Project Name : DDT observation. 6. Project Code : DDTB145 7. Operator(s) : Pramod 8. Command File : /odisk/gtac/cmd/nissim/1529\+1904.cmd 9. LTA File : /gsbifrdata/06mar/ddtb145_06mar2015.lta 10. LogFlag File : /odisk/online1/logflags/DDTB145.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 448.5 MHz ,RF2 : 448.5 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 510 MHz, ILO2 : 510MHz , IVLO1 : 61.5 MHz, IVLO2 : 61.5 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+14 dB, 16 MHz,ON, IF-CH2 : 4+14 dB, 16 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : IA 22. Beam - 2 : PA 23. ACQ BW : 33.333333 MHz 24. Final BW : 33.333333 MHz; Step # 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 448.5 448.5 510 510 61.5 61.5 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : W05 : No feed of 325MHz. S02 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 06 Mar 2015 00:00:00 - 06 Mar 2015 05:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 00:17 : Stared scan on 3C286. Note : Scintillation appeared in the data. 05:00 : Stopped scan and observation session is over. Note : Cloud not do observation because of scintillation.