GTAC Observation Log 1. Date : 28/2/2012 2. Observation Sr. No. : 5854 3. Observer : Russ Taylor 4. Observer's Email : russ@ras.ucalgary.ca 5. Project Name : Completion of the GMRT ultra-Deep Polarization Field 6. Project Code : 21_083 7. Operator(s) : Manisha, Navanath, Nilesh, Sachin, 8. Command File : /odisk/gtac/cmd/russ/sam/obs_28.cmd.txt 9. LTA File : /gsbifrdata/28feb/21_083_28feb2012.lta 10. LogFlag File : /odisk/online1/logflags/21_083.FLAGS.9 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 596 MHz ,RF2 : 596 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 545 MHz, ILO2 : 545 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, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : RealTime 15. GSB LTA : 8 16. GAIN EQ : ON 17. Stokes : Full_Polar 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) : 596 596 545 545 51 51. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :30 27. Name of Non-Working Antennas (with reason for each) : -- 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 01:00 - 11:00 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 01:00 : Started settings for observation. 01:15 : Scan for ~15min started on 3c286. 01:32 : command file started. '/odisk/gtac/cmd/russ/sam/obs_28.cmd.txt'. 03:15 : Servo problem occurred for antenna S06. 03:28 : Antenna S06 started working. 06:06 : Stopped command file. 06:09 : Scan for ~15min started on 3c286. 06:27 : Re-started command file. '/odisk/gtac/cmd/russ/sam/obs_28.cmd.txt'. 09:00 : W03 and S06 parked for painting work. 11:00 : Observing session over. --------------------------------------------------