GTAC Observation Log 1. Date : 26/7/2011 2. Observation Sr. No. : 5471 3. Observer : Sabyasachi Pal 4. Observer's Email : sabyasachi.pal@icrar.org 5. Project Name : Multi-frequency GMRT observation of Pictor A 6. Project Code : 20_017 7. Operator(s) : Nilesh, Rupsingh, Sachin, Santaji, 8. Command File : /odisk/gtac/cmd/spal/hh80-81.cmd 9. LTA File : /gsbifrdata/26jul/20_017_26jul2011.lta 10. LogFlag File : /odisk/online1/logflags/20_017.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 252 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 303 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, 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 : 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) : 629 252 680 303 51 51. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :29 27. Name of Non-Working Antennas (with reason for each) : C04 : Maintenance. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 18:15 - 03:03 30. ONLINE Machine : Shivneri 31. Comments (During Observations) : # 2s data file # /gsbifrdata/26jul/20_017_26jul2011_2s.lta --------------------------------------------------- 18:43 : Started scan on 3C286. 18:54 : Stopped scan. 19:02 : Started command file. 02:43 : Stopped command file. 02:51 : Started scan on 3C48. 03:03 : Stopped scan and observing session over.