GTAC Observation Log 1. Date : 09/07/2015 2. Observation Sr. No. : 7900 3. Observer : Subhashis Roy 4. Observer's Email : roy@ncra.tifr.res.in 5. Project Name : DDT Observation 6. Project Code : ddtb173 7. Operator(s) : Navnath, Pramod, Rupsing 8. Command File : /odisk/gtac/cmd/roy/ddtb173.cmd 9. LTA File : /gsbifrdata/08jul/ddtb173_08jul2015.lta 10. LogFlag File : /odisk/online1/logflags/DDTB173.FLAGS 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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF 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 : 256 26. Channel Numbers : 0:255:1 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 :26 32. Name of Non-Working Antennas (with reason for each) : C13 : : BLDC WORK E03 : : ABC Time out. C08 : : 175 chann No Fringe. W06 : : No Fringe @ 175 pol 33. Note for Backup : 34. Start and End Time of Obs.(IST): 08 Jul 2015 19:40:00 - 09 Jul 2015 01:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 19:40 : Started setup. 10:45 : Power eq on 3C286 at 100 counts. 19:50 : Started scan on 3C286 for 6 min. 20:05 : Started scan on NV1627-3953 20:10 : Started power eq on G337.5-0.1 at 250 counts. 20:20 : Started cmd file. /odisk/gtac/cmd/roy/ddtb173.cmd 21:40 : C03 ABC Time out. 23:03 : C03 started working 00:29 : Stopped command file due to source set. 00:30 : Started scan on 1830-360 00:45 : Stopped scan and observation closed(flux cal not available).