GTAC Observation Log 1. Date : 26/03/2016 2. Observation Sr. No. : 8497 3. Observer : A.R. Rao, Varsha Chitnis, KP Singh, Gulab Chand Dewangan, Dipankar Bhattacharya, C.H. IshwaraChandra, Ranjeev Misra, C.S. Stalin, Santosh Vadawale, Sachindra Naik, Biswajit Paul, Amit Shukla 4. Observer's Email : arrao@tifr.res.in, vchitnis@tifr.res.in, singh@tifr.res.in, gulabd@iucaa.ernet.in, dipankar@iucaa.ernet.in, ishwar@ncra.tifr.res.in, rmisra@iucaa.ernet.in, stalin@iiap.res.in, santoshv@prl.res.in, snaik.prl@gmail.com, bpaul@rri.res.in, amit008@gmail.com 5. Project Name : Understanding the X-ray jet emission in 3C273 6. Project Code : 29_078 7. Operator(s) : Navnath, Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/29_078/obs.cmd 9. LTA File : /gsbifrdata1/25mar/29_078_25mar2016_lband.lta, /gsbifrdata1/25mar/29_078_25mar2016_dual.lta 10. LogFlag File : /odisk/online1/logflags/SUBA2.FLAGS.911, /odisk/online1/logflags/SUBA4.FLAGS.814 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+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Host : gsbm1_lenyadri 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 :28 32. Name of Non-Working Antennas (with reason for each) : C06 : : +afl flag in azimuth axis. E06 : : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 25 Mar 2016 19:50:00 - 26 Mar 2016 05:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 19:50 : Stated setup. 20:00 : Started cmd file. /odisk/gtac/cmd/29_078/obs.cmd 04:40 : Taken phase cal for 5 mins. 04:45 : Stopped scan on phase cal and moved on 3C286. 04:49 : Started scan on 3C286. 05:03 : Stopped scan on 3C286 and closed observation session.