GTAC Observation Log 1. Date : 23/5/2011 2. Observation Sr. No. : 5342 3. Observer : Narendra Nath Patra 4. Observer's Email : narendra@ncra.tifr.res.in 5. Project Name : J0011 6. Project Code : 20_026 7. Operator(s) : Manisha, Navanath, Nilesh, 8. Command File : /odisk/gtac/cmd/nirupam/23may11/j0011.cmd 9. LTA File : /gsbifrdata/23may/20_026_23may2011.lta 10. LogFlag File : /odisk/online1/logflags/20_026.FLAGS.10 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 311.7385 MHz ,RF2 : 311.7385 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 249 MHz, ILO2 : 249 MHz , IVLO1 : 62.7385 MHz, IVLO2 : 62.7385 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. Maximum Channels : 512 15. Final Bandwidth (MHz): 2 MHz; Step # 3 16. IFBW (MHz) : LO5 (KHz) : Custom :- 16 : 137.26 - 167.74 17. Stokes : Total_Intensity 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. Frequency Parameters (TPA) : 311.7385 311.7385 249 249 62.7385 62.7385. 21. Integration Time : 16.106 Sec. 22. No of Antennas Working(Fringing) :30 23. Name of Non-Working Antennas (with reason for each) : -- 24. Note for Backup :-- 25. Start and End Time of Obs.(IST): 03:00 - 14:20 26. ONLINE Machine : Shivneri 27. Comments (During Observations) : Custom LO5 : 137.2615 - 167.7385 ------------------------------------- 03:41 : Started command file. 05:18 : Stopped command file. 05:20 : Started scan on 3c48 ~10min. 05:31 : Re-started command file. 11:08 : file stopped Track change restarted cmd file. 13:10 : Started scan on src. 13:45 : scan stopped src bellow horizon ( Phase cal also set) 13:48 : Started scan on 3C147 for 20min. 14:20 : observing session over.