GTAC Observation Log 1. Date : 27/4/2013 2. Observation Sr. No. : 6469 3. Observer : Bhal Chandra Joshi 4. Observer's Email : bcj@ncra.tifr.res.in,paul.barrett@usno.navy.mil 5. Project Name : A Search for Radio-Loud Magnetic Cataclysmic Variable 6. Project Code : 24_034 7. Operator(s) : Pramod, Surender 8. Command File : /odisk/gtac/cmd/bcj/24_034.270413.cmd 9. LTA File : /gsbifrdata/27apr/24_034_27apr2013.lta 10. LogFlag File : /odisk/online1/logflags/24_034.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1261 MHz ,RF2 : 1261 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1210 MHz, ILO2 : 1210 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, 32 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) : 1261 1261 1210 1210 51 51. 25. Integration Time : 8.053 Sec. 26. No of Antennas Working(Fringing) :25 27. Name of Non-Working Antennas (with reason for each) : E03 : BLDC. E04 : Servo problem. C01 : Structural repair. W01 : MCM-5 Timeout. S01 : 130 pol low fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 19:00 - 03:49 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 19:00 : Started set-up. 19:19 : Started command file. 21:47 : Stopped command file. Scan no-7 is Bad. 21:54 : Started scan on 3C286. 22:30 : Stopped scan. 22:32 : Restarted command file. Scan no. 14 is bad. 00:43 : Restarted scan command file. 03:34 : Stopped command file. 03:41 : Started scan on 3C286. 03:49 : Stopped scan on 3C286 and observation session is over.