GTAC Observation Log 1. Date : 11/05/2010 2. Observation Sr. No. : 4859 3. Observer : Ujjwal Kumar 4. Observer's Email : ujjwal@ncra.tifr.res.in 5. Project Name : Pulsar observation 6. Project Code : 18_068 7. Operator(s) : Manisha, Nilesh, Sachin, Santaji, 8. Command File : /odisk/gtac/cmd/hold.cmd 9. LTA File : /rawdata/11may/18_068_325_11may10.lta, /rawdata1/11may/18_068_325_11may10.ltb, /rawdata/11may/18_068_610_11may10.lta, /rawdata1/11may/18_068_610_11may10.ltb, 10. GSB File : /gsbifrdata/11may/18_068_sub4.lta, /gsbifrdata/11may/18_068_sub2.lta 11. LogFlag File : /odisk/online1/logflags/SUBA2.FLAGS.24, /odisk/online1/logflags/SUBA4.FLAGS.33 ANTENNA SETTINGS : 12. RF Freq(MHz) & Solar Attn(dB)- RF1 : 610 MHz ,RF2 : 610 MHz, SA1 : 0 dB, SA2 : 0 dB 13. Ist LO (MHz) & IVth LO (MHz) : ILO1 : 540 MHz, ILO2 : 540 MHz, IVLO1 : 70 MHz, IVLO2 : 70 MHz 14. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+10 dB, 32 MHz,OFF, IF-CH2 : 24+10 dB, 32 MHz,OFF 15. BB BW(KHz) & BB ALC : 16000 KHz, OFF CORRELATOR SETTINGS : 16. Channels : 0:127:1 17. Frequency Parameters (TPA) : 610 610 540 540 70 70 18. Integration Time : 128 LTA ~ 16.908 Sec. 19. No of Antennas Working(Fringing) :27 20. Name of Non-Working Antennas (with reason for each) : C01 - OFF E02 - servo problem. E04 - Painting. 21. Note for Backup :-- 22. Start and End Time of Obs.(IST): 14:00 - 17:05 23. ONLINE Machine : Shivneri 24. Correlator Mode : IndianPolar 25. Comments (During Observations) : 13:50 : Started setup. 14:00 : started power eq @ 600 counts. BB Gain Eq @ 1000 counts. 14:11 : Started phasing on 0837-198. 15:05 : Started pulsar observation. 17:05 : Stopped observation.