GTAC Observation Log 1. Date : 11/12/2007 2. Observation Sr. No. : 3494 3. Observer : Ue Li Pen 4. Observer's Email : pen@cita.utoronto.ca 5. Project Name : EoR 6. Project Code : 13PUL01 7. Operator(s) : Nilesh, Sachin, 8. Command File : /atemp2/cmd/hold.cmd 9. LTA File : /rawdata/11dec/13pul01_11dec07.lta, /rawdata1/11dec/13pul01_11dec07.ltb 10. LogFlag File : /atemp2/logflags/13PUL01.FLAGS.9 ANTENNA SETTINGS : 11. RF Freq(MHz) & Solar Attn(dB)- RF1 : 156 MHz ,RF2 : 156 MHz, SA1 : 14 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 218 MHz, ILO2 : 218 MHz, IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 16+4 dB, 16 MHz,OFF, IF-CH2 : 16+4 dB, 16 MHz,OFF 14. BB BW(KHz) & BB ALC : 16000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 156 156 218 218 62 62 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :29 20. Name of Non-Working Antennas (with reason for each) : (E02,E03,W05,W06)X(C04,C05,C06,C08) bad baselines in LSB. S03 - No Fringe. 21. Note for Backup : -- 22. Start and End Time of Obs.(IST): 21:30 - 09:00 23. Comments (During Observations) : ---------------------------------------------------- ******** ONLINE Machine : Aditya ********* ******** Corr Mode : USB Polar mode ********* ---------------------------------------------------- 21:30 : Started Power equalise in Indian polar mode. settings : RF - 156MHz. LO1 - 218MHz. LO4 - 62MHz. IFBW - 16MHz. BBBW - 16MHz. with LOW cal. 22:00 : Started project in USB Polar mode. RF - 156MHz. LO1 - 218MHz. LO4 - 62MHz. IFBW - 16MHz. BBBW - 16MHz. with LOW cal and 25% NG DUTY Cycle. 22:23 : Started observation. 23:40 : S01 ABC time out. 00:35 : scan # 0 ; rec # 435 to 465 are bad : during this time telescop few antennas : were not tracking the source. 00:40 : started the new scan # 1 09:00 : observation session over.