GTAC Observation Log 1. Date : 30/5/2013 2. Observation Sr. No. : 6520 3. Observer : Yelena Stein 4. Observer's Email : stein@astro.rub.de 5. Project Name : Remarkable tidal dwarf galaxy candidate in the halo of NGC 4634 6. Project Code : 24_003 7. Operator(s) : Navanath, Rupsingh, Surender 8. Command File : /odisk/gtac/cmd/24_003/24_003_30may2013.cmd 9. LTA File : /gsbifrdata1/30may/24_003_30may2013_2s.lta, /gsbifrdata/30may/24_003_30may2013.lta 10. LogFlag File : /odisk/online1/logflags/24_003.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1408.8835 MHz ,RF2 : 1408.8835 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1350 MHz, ILO2 : 1350 MHz , IVLO1 : 58.8835 MHz, IVLO2 : 58.8835 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 6 MHz,ON, IF-CH2 : 4+12 dB, 6 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 : 16 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : Custom :- 6 : 141.1165 - 163.8835 23. Final Bandwidth (MHz): 4 MHz; Step # 2 24. Frequency Parameters (TPA) : 1408.8835 1408.8835 1350 1350 58.8835 58.8835. 25. Integration Time : 2.013 Sec. 26. No of Antennas Working(Fringing) :28 27. Name of Non-Working Antennas (with reason for each) : E03 : BLDC work. W03 : Intermittent fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 17:25 - 02:00 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : 17:25 : Started set up. 17:34 : Started scan on 3C286 for ~ 15.3008 min. 17:51 : Started command file. 20:00 : W05 not working. 01:49 : Started scan on 3C286 for 15min. 02:05 : Observing session over. ---------------------------------------------------------