GTAC Observation Log 1. Date : 03/02/2011 2. Observation Sr. No. : 5226 3. Observer : Rahul Basu,Simona Giacintucci 4. Observer's Email : simona@astro.umd.edu,rbasu@ncra.tifr.res.in 5. Project Name : CLUSTERS 6. Project Code : 19_071 7. Operator(s) : Deepak, Nilesh, Sachin, 8. Command File : /odisk/gtac/cmd/19_071/19_071obs_3feb_a.cmd 9. LTA File : /rawdata/3feb/19_071_03feb2011.lta, /rawdata1/3feb/19_071_03feb2011.ltb, /rawdata/3feb/19_071_03feb2011.lta.1, /rawdata1/3feb/19_071_03feb2011.ltb.1, 10. GSB File : /gsbifrdata/3feb/19_071_03feb2011_gsb.lta, /gsbifrdata/3feb/19_071_03feb2011_gsb.lta.1, 11. LogFlag File : /odisk/online1/logflags/19_071.FLAGS ANTENNA SETTINGS : 12. RF Freq(MHz) & Solar Attn(dB)- RF1 : 325 MHz ,RF2 : 325 MHz, SA1 : 0 dB, SA2 : 0 dB 13. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 255 MHz, ILO2 : 255 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 14. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 10+12 dB, 32 MHz,ON, IF-CH2 : 10+12 dB, 32 MHz,ON 15. BB BW(KHz) & BB ALC : 16000 KHz, ON CORRELATOR SETTINGS : GHB Settings : 16. GHB Channels : 0:127:1 17. Correlator Mode : IndianPolar 18. Frequency Parameters (TPA) : 325 325 255 255 70 70 GSB Settings : 19. Maximum Channels : 512 20. Final Bandwidth (MHz): OFF MHz; Step # 0 21. IFBW (MHz) : LO5 (KHz) : 32:149000-156000 22. Stokes : Total_Intensity 23. Beam - 1 : IA 24. Beam - 2 : PA 25. Integration Time : 128 LTA ~ 16.908 Sec. 26. No of Antennas Working(Fringing) :26 27. Name of Non-Working Antennas (with reason for each) : C00 : MCM time out. C01 : Servo time out. C06 : Servo problem. C12 : Servo problem. 28. Note for Backup :-- 29. Start and End Time of Obs.(IST): 18:35 - 06:16 30. ONLINE Machine : Lenyadri 31. Comments (During Observations) : ----------------------------------------------------- 2s data files : /rawdata/3feb/19_071_03feb2011_2s.lta, /rawdata1/3feb/19_071_03feb2011_2s.ltb, /rawdata/3feb/19_071_03feb2011_2s.lta.1, /rawdata1/3feb/19_071_03feb2011_2s.ltb.1, /gsbifrdata1/3feb/19_071_03feb2011_gsb_2s.lta, /gsbifrdata1/3feb/19_071_03feb2011_gsb_2s.lta.1 ----------------------------------------------------- 18:35 : Started setup for observation. STRONG RFI LINES @ 333.5 MHz. 20:14 : Started scan on 3C147. 20:30 : Stopped scan due to STRONG RFI. 20:50 : RFI stopped. 20:53 : Started scan on 3C147. 21:15 : Started command file. 05:00 : First phase cal set, took second phase cal. 05:16 : Source set, stopped command file. 05:17 : Started scan on phase cal. 05:22 : Stopped scan. 06:01 : Started scan on 3C286. 06:16 : Stopped scan and observation session. -----------------------------------------------------