GTAC Observation Log 1. Date : 24/10/2015 2. Observation Sr. No. : 8117 3. Observer : Manojendu Choudhury 4. Observer's Email : manojendu@cbs.ac.in 5. Project Name : Coordinated simultaneous observation of X-ray Binary Cygnus X-3 in the radio, infra-red and X-rays 6. Project Code : 29_039 7. Operator(s) : Deepak, Rupsing 8. Command File : /odisk/gtac/cmd/29_039/obs24oct.cmd 9. LTA File : /gsbifrdata/24oct/29_039_dual_24oct2015.lta, /gsbifrdata/24oct/29_039_1390_24oct2015.lta 10. LogFlag File : /odisk/online1/logflags/29_039.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1371 MHz ,RF2 : 1371 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1320 MHz, ILO2 : 1320MHz , 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 Host : gsbm1_shivneri 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 : 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) : 1371 1371 1320 1320 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :23 32. Name of Non-Working Antennas (with reason for each) : S-Arm : Optical fibre cable cut. W04 : BLDC. E02 : No feed 235MHz. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 24 Oct 2015 15:00:00 - 24 Oct 2015 21:35:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :23 37. Comments (During Observations) : 15:00 : Power failure. 15:40 : Power resumed. -------------------------------------------------------------------------- # Suba2 # Dual # C01 C03 C05 C08 C11 C13 W02 W04 W06 E02 E04 E06 S01 S03 S06 -------------------------------------------------------------------------- # Suba4 # 1390MHz # C00 C02 C04 C06 C09 C10 C12 C14 W01 W03 W05 E03 E05 S02 S04 -------------------------------------------------------------------------- 16:22 : Started scan on 3C286. 16:37 : Stopped scan. 16:42 : Started command file 21:13 : Stopped command file 21:18 : Started scan on 3C48. ------------------------------------------------------------------------ 21:25 : Scintillation shows on 3C48. ------------------------------------------------------------------------ 21:34 : Stopped scan and observation closed.