GTAC Observation Log 1. Date : 21/06/2015 2. Observation Sr. No. : 7859 3. Observer : Yogesh Maan, BHAL CHANDRA JOSHI, ARUN KUMAR NAIDU 4. Observer's Email : ymaan@ncra.tifr.res.in, bcj@ncra.tifr.res.in, arun@ncra.tifr.res.in 5. Project Name : A Search for Giant Pulses from Millisecond and Young Pulsars 6. Project Code : 27_020 7. Operator(s) : Deepak, Pramod, Rupsing, Surender 8. Command File : 9. LTA File : /gsbifrdata1/21jun/27_020_21jun2015_2s.lta 10. LogFlag File : /odisk/online1/logflags/27_020.FLAGS.20,/odisk/online1/logflags/27_020.FLAGS.19,/odisk/online1/logflags/27_020.FLAGS.18,/odisk/online1/logflags/27_020.FLAGS.17,/odisk/online1/logflags/27_020.FLAGS.16 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 602 MHz ,RF2 : 602 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 62 MHz, IVLO2 : 62 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 24+4 dB, 16 MHz,ON, IF-CH2 : 24+4 dB, 16 MHz,ON GSB SETTINGS : 14. GSB Host : gsbm1 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : ONLINE 18. GSB Fstop : ON 19. GAIN EQ : ON 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : Volt 23. ACQ BW : 16.666666 MHz 24. Final BW : 16.666666 MHz; Step # 25. Maximum Channels : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 602 602 540 540 62 62 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : C10 : No phase. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 21 Jun 2015 14:00:00 - 21 Jun 2015 17:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : 14:00 : Started set-up. 14:35 : Power eq done on 3c147. 14:37 : Restarted gsb with Gain-on. 14:39 : Phasing done on 3C138. -------------------------------------------------------------------------- 15:05 : Buffer lost 15:30 : Rebooting node33 and node34 -------------------------------------------------------------------------- 15:10 : High wind 15:56 : Wind normal -------------------------------------------------------------------------- 16:55 : Buffer lost problem not solved. -------------------------------------------------------------------------- 17:00 : Observation closed.