GTAC Observation Log 1. Date : 18/1/2013 2. Observation Sr. No. : 6331 3. Observer : Aritra Basu 4. Observer's Email : aam@astro.caltech.edu,aritra@ncra.tifr.res.in,yogesh@ncra.tifr.res.in 5. Project Name : MLS12110 6. Project Code : 13DT003 7. Operator(s) : Deepak, Rupsingh, Shilpa, Surender 8. Command File : /odisk/gtac/cmd/aritra/ddt_B068.cmd 9. LTA File : /gsbifrdata1/18jan/13dt003_18jan2013.lta 10. LogFlag File : /odisk/online1/logflags/13DT003.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 dB, 32 MHz,OFF 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 : 256 22. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 23. Final Bandwidth (MHz): OFF MHz; Step # 0 24. Frequency Parameters (TPA) : 591 591 540 540 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) : W05 :-Mech. S01 : BLDC work 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 19:00 - 00:07 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 19:00 : Power eq. on 3C48. 10:01 : Switch GSB ON. 19:03 : Started flux cal on 3C48. 19:13 : Stopped scan. 19:17 : Start the command file 23:38 : Stopped command file. 23:41 : Started scan on 3C147. 00:07 : Stopped scan.