GTAC Observation Log 1. Date : 07/12/2008 2. Observation Sr. No. : 4077 3. Observer : Somak Raychaudhury 4. Observer's Email : somak@star.sr.bham.ac.uk,j.h.croston@herts.ac.uk 5. Project Name : REXCESS 6. Project Code : 15JHC01 7. Operator(s) : Deepak, Navanath, Nilesh, Rupsingh, Shilpa 8. Command File : /odisk/gtac/cmd/15jhc01/7dec/7dec_lst18.cmd 9. LTA File : /rawdata/7dec/15jhc01_7dec2008.lta, /rawdata1/7dec/15jhc01_7dec2008.ltb 10. LogFlag File : /btemp2/logflags/15JHC01.FLAGS.5 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 614 MHz ,RF2 : 244 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 680 MHz, ILO2 : 310 MHz, IVLO1 : 66 MHz, IVLO2 : 66 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 6 MHz,ON 14. BB BW(KHz) & BB ALC : 16000 KHz, ON CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 614 244 680 310 66 66 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :26 20. Name of Non-Working Antennas (with reason for each) : C04 and C05 - Painting. W03 - No Fringe @ 244 MHz. S01 - No Fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 13:45 - 19:18 23. Comments (During Observations) : ------------------------------------------- ******** ONLINE Machine : Bhaskar ********* ******** Corr Mode : IndianPolar ********* -------------------------------------------- 13:57 : Started scan on 3C286 for 15 mins. 14:20 : Started command file. 15:00 : S01 taken for maintenance. 16:31 : S01 come back in observation. 17:14 : W03 abc timeout. 18:59 : Stopped command file. 19:07 : Started scan on 3C48. 19:18 : Stopped scan and observing session over.