GTAC Observation Log 1. Date : 16/01/2016 2. Observation Sr. No. : 8335 3. Observer : Jaroslaw Kijak, Wojciech Lewandowski, Rahul Basu, Marta Dembska, Karolina Rozko 4. Observer's Email : jkijak@astro.ia.uz.zgora.pl, boe@astro.ia.uz.zgora.pl, rbasu@ncra.tifr.res.in, marta@astro.ia.uz.zgora.pl, krozko@gmail.com 5. Project Name : Low frequency study of GPS pulsars using interferometric imaging method - continued. 6. Project Code : 29_073 7. Operator(s) : Rupsing, Surender 8. Command File : /odisk/gtac/cmd/29_073/16jan16/29_073_16jan16.cmd 9. LTA File : /gsbifrdata/16jan/29_073_16jan2015.lta 10. LogFlag File : /odisk/online1/logflags/29_073.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,OFF, IF-CH2 : 4+14 dB, 32 MHz,OFF 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 : OFF 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) : 306 306 255 255 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :24 32. Name of Non-Working Antennas (with reason for each) : C03 : BLDC. C06 : Servo problem. W06 : : Fibre cut. E03 : : RFI. W01 : & E06 No fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Jan 2016 07:00:00 - 16 Jan 2016 14:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 07:00 : Started set-up. 07:22 : Power eq done on 3C286 @250 counts. 07:24 : Started scan on 3C286. 10:43 : E03 -No RFI observed. 10:43 : C06 Stated working. 10:48 : S04 and S06 ABC time-out. 12:42 : W01 Stated working. 13:45 : Stopped command file. 13:51 : Started scan on 3C48. 14:00 : Stopped scan and observing session is over.