GTAC Observation Log 1. Date : 7/2/2013 2. Observation Sr. No. : 6365 3. Observer : Marek Jamrozy 4. Observer's Email : jamrozy@oa.uj.edu.pl,iwan@oa.uj.edu.pl,urb@oa.uj.edu.pl,soida@oa.uj.edu.pl 5. Project Name : Magnetic field and galaxy interactions - from loose groups to mergers 6. Project Code : 23_025 7. Operator(s) : Navanath, Rupsingh, Surender 8. Command File : /odisk/gtac/cmd/marek/23_025_S3_A_dual.cmd 9. LTA File : /gsbifrdata/07feb/23_025_07feb2013_16s.lta 10. LogFlag File : /odisk/online1/logflags/23_025.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 629 MHz ,RF2 : 253 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 680 MHz, ILO2 : 304 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) : 629 253 680 304 51 51. 25. Integration Time : 16.106 Sec. 26. No of Antennas Working(Fringing) :28 27. Name of Non-Working Antennas (with reason for each) : C04 : Taken for Servo motor replacement. S03 : No fringe. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 21:25 - 06:20 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : 2sec lta file. /gsbifrdata/07feb/23_025_07feb2013_2s.lta -------------------------------------------------- 21:25 : Started set up. 21:34 : Started scan on 3C48. 21:49 : Stopped scan. 21:57 : Started command file. '/gsbifrdata/07feb/23_025_07feb2013_16s.lta' 06:08 : Started scan on 3C286 for 15min. 06:20 : Observing session over.