GTAC Observation Log 1. Date : 25/5/2011 2. Observation Sr. No. : 5348 3. Observer : Russ Taylor 4. Observer's Email : russ@ras.ucalgary.ca,sjoshi@ncra.tifr.res.in 5. Project Name : GMRT Ultra-deep Polarization FIeld 6. Project Code : 11DT013 7. Operator(s) : Nilesh, Shilpa 8. Command File : /odisk/gtac/cmd/sjoshi/russ/25may2011.cmd 9. LTA File : /gsbifrdata/25may/11dt013_25may2011.lta 10. LogFlag File : /odisk/online1/logflags/11DT013.FLAGS 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. Maximum Channels : 256 15. Final Bandwidth (MHz): OFF MHz; Step # 0 16. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 17. Stokes : Full_Polar 18. Beam - 1 : OFF 19. Beam - 2 : OFF 20. Frequency Parameters (TPA) : 596 596 545 545 51 51. 21. Integration Time : 16.106 Sec. 22. No of Antennas Working(Fringing) :27 23. Name of Non-Working Antennas (with reason for each) : C00,C01 : Strong lines at corr o/p. W02 : 130pol low power at IF o/p. 24. Note for Backup :-- 25. Start and End Time of Obs.(IST): 19:00 - 07:00 26. ONLINE Machine : Shivneri 27. Comments (During Observations) : 19:00 : Started settings. 19:15 : Started scan on 3C286. 19:31 : Stopped scan. 19:40 : '/odisk/gtac/cmd/sjoshi/russ/25may2011.cmd' command file started. 19:55 : C00,C01 started working. 20:16 : C12 abc timeout. 01:29 : Stopped command file. 01:31 : Started scan on 3c286 ~15min. 01:50 : Re-started command file. '/odisk/gtac/cmd/sjoshi/russ/25may2011.cmd'. 06:15 : Source set. Stopped command file. 06:19 : Started scan on 3c48. 06:40 : Stopped scan and observation session over.