GTAC Observation Log 1. Date : 04/04/2015 2. Observation Sr. No. : 7725 3. Observer : Nissim Kanekar 4. Observer's Email : nkanekar@ncra.tifr.res.in 5. Project Name : DDT observation 6. Project Code : DDTB163 7. Operator(s) : Pramod 8. Command File : /odisk/gtac/cmd/nissim/1740-517.cmd 9. LTA File : /gsbifrdata/04apr/ddtb163_04apr2015.lta 10. LogFlag File : /odisk/online1/logflags/DDTB163.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1186.4 MHz ,RF2 : 1186.4 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1125 MHz, ILO2 : 1125MHz , IVLO1 : 61.4 MHz, IVLO2 : 61.4 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 : ON 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : OFF 23. ACQ BW : 16.666666 MHz 24. Final BW : 2 MHz; Step # 3 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138.6 28. LO5 -2 : 166.4 29. Frequency Parameters (TPA) : 1186.4 1186.4 1125 1125 61.4 61.4 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) : W06 : Feed cage painting E06 : Applied EL brake 33. Note for Backup : 34. Start and End Time of Obs.(IST): 04 Apr 2015 04:00:00 - 04 Apr 2015 07:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :21 37. Comments (During Observations) : 03:30 : Started set up. 03:45 : Started scan on 3C286. 04:11 : Stopped scan and stated command file. '/odisk/gtac/cmd/nissim/1740-517.cmd' 06:23 : Stopped command file. 06:23 : Power failure to W-arm(W01,W02,W03,W04,W05 and W06). 06:23 : C12 ABC time out. 06:29 : Started scan on 3C286. 06:46 : Stopped scan and observation session is over.