GTAC Observation Log 1. Date : 26/8/2012 2. Observation Sr. No. : 6119 3. Observer : Nithyanandan Thyagarajan 4. Observer's Email : t_nithyanandan@rri.res.in 5. Project Name : GMRT Follow-up of VLA FIRST Survey Radio Transients 6. Project Code : 22_027 7. Operator(s) : Deepak, Manisha, Navanath, Santaji, Shilpa 8. Command File : /odisk/gtac/cmd/22_027/obs2_2.1.cmd 9. LTA File : /gsbifrdata/26aug/22_027_26aug2012_8s.lta 10. LogFlag File : /odisk/online1/logflags/22_027.FLAGS.11 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304 MHz , 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, 16 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. ACQ BW : 32 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 629 253 680 304 51 51. 25. Integration Time : 8.053 Sec. 26. No of Antennas Working(Fringing) :28 27. Name of Non-Working Antennas (with reason for each) : C01 : MCM5 timeout. E03 : No fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 07:45 - 17:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 07:45 : Started settings. 08:01 : Started scan on 3C147. 08:10 : C01 started working. 08:14 : Stopped scan. 08:23 : '/odisk/gtac/cmd/22_027/obs2_2.1.cmd' command file started. 08:30 : E04 got abc reset. 09:23 : E04 started working. 11:29 : E03 started working. 14:45 : Broadband RFI @ 235MHz. 16:40 : Command file stopped. 16:43 : Started scan on 3C286. 17:00 : Stopped scan & Observation session over.