GTAC Observation Log 1. Date : 07/05/2016 2. Observation Sr. No. : 8556 3. Observer : Urszula Pajdosz, Marian Soida, Marek Jamrozy, Lukasz Filip Stawarz, Michal Ostrowski 4. Observer's Email : urszula.pajdosz@gmail.com, soida@oa.uj.edu.pl, jamrozy@oa.uj.edu.pl, stawarz@astro.isas.jaxa.jp, mio@oa.uj.edu.pl 5. Project Name : Low-frequency radio observations of a hybrid blazar 6. Project Code : 30_045 7. Operator(s) : Pramod 8. Command File : /odisk/gtac/cmd/30_045/30_045_s2.cmd 9. LTA File : /gsbifrdata1/07may/30_045_07may2016.lta 10. LogFlag File : /odisk/online1/logflags/30_045.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 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 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 : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C01 : Taken for BLDC E06 :Taken for CST painting 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 May 2016 01:00:00 - 07 May 2016 06:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 01:00 : Started set up. 01:10 : Started scan on 3C286 for 10 min. 01:20 : Stopped scan and started command file. '/odisk/gtac/cmd/30_045/30_045_s2.cmd' 03:22 : Scintillation observed at scan 04:33 : Electrical power failure to S04 and S06 antennas. 05:58 : S04 and S06 started working. 06:09 : Started scan on 3C48. 06:22 : Stopped scan and observation session is over.