GTAC Observation Log 1. Date : 24/12/2012 2. Observation Sr. No. : 6288 3. Observer : Jayaram Chengalur 4. Observer's Email : chengalu@ncra.tifr.res.in 5. Project Name : Deep GMRT HI observations of the newly discovered local group dwarf galaxy candidate Leo P 6. Project Code : 23_030 7. Operator(s) : Deepak, Navanath, Pramod, Santaji, 8. Command File : /odisk/gtac/cmd/chengalu/leopa.cmd, /odisk/gtac/cmd/chengalu/leopb.cmd 9. LTA File : /gsbifrdata/24dec/23_030_24dec2012_8s.lta 10. LogFlag File : /odisk/online1/logflags/23_030.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1408.7242 MHz ,RF2 : 1408.7242 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1345 MHz, ILO2 : 1345 MHz , IVLO1 : 63.7242 MHz, IVLO2 : 63.7242 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 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 : 16 MHz 21. Maximum Channels : 512 22. IFBW (MHz) : LO5 (KHz) : Custom :- 16 : 136.2758 - 168.7242 23. Final Bandwidth (MHz): 4 MHz; Step # 2 24. Frequency Parameters (TPA) : 1408.7242 1408.7242 1345 1345 63.7242 63.7242. 25. Integration Time : 8.053 Sec. 26. No of Antennas Working(Fringing) :27 27. Name of Non-Working Antennas (with reason for each) : S01 : Taken for BLDC. W05 : Taken for MECH. Maintenance. C09 : 130pol low fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 23:03 - 09:05 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 23:03 : Started scan on 3C48. 23:25 : Stopped scan on 3C48 & started command file. '/odisk/gtac/cmd/chengalu/leopa.cmd' 03:03 : Stopped command file. 03:06 : Started scan on 3C286. 03:21 : Stopped scan on 3C286 & started another command file . '/odisk/gtac/cmd/chengalu/leopb.cmd' 08:51 : Started scan on 3C286 for 15mins. 09:05 : Observation stopped.