GTAC Observation Log 1. Date : 01/08/2015 2. Observation Sr. No. : 7958 3. Observer : John Antoniadis, Robert Main, Ue Li Pen, Marten H vanKerkwijk, Michael Kramer, Keith Vanderlinde, Siqi Liu 4. Observer's Email : antoniadis@dunlap.utoronto.ca, main@astro.utoronto.ca, pen@cita.utoronto.ca, mhvk@astro.utoronto.ca, Michael.Kramer@manchester.ac.uk, vanderlinde@di.utoronto.ca, sqliu@astro.utoronto.ca 5. Project Name : Probing the properties of the double pulsar at low frequencies 6. Project Code : 28_068 7. Operator(s) : Nilesh, Pramod 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata1/01aug/28_068_01aug2015.lta 10. LogFlag File : /odisk/online1/logflags/28_068.FLAGS.1 ANTENNA SETTINGS : 11. RF Band(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 : 218MHz , 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 : RawDump 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 : OFF 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) : 156 156 218 218 62 62 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : E06 : Servo problem E02 : Taken for BLDC 33. Note for Backup : 34. Start and End Time of Obs.(IST): 01 Aug 2015 08:00:00 - 01 Aug 2015 15:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 08:00 : Started setting. 08:01 : Started scan on 3C147. 08:04 : Stopped scan and started observation in raw dump mode. 09:52 : W05 released for observation. 11:11 : E06 released for observation. 14:15 : Stopped raw dump mode duo to high wind speed. 14:15 to 15:00 : Could not do observation duo to high wind speed. 15:00 : Observation session is over.