GTAC Observation Log 1. Date : 16/01/2015 2. Observation Sr. No. : 7556 3. Observer : Jayanta Roy, Bhaswati Bhattacharyya, Yashwant Gupta, Dipankar Bhattacharya 4. Observer's Email : jayanta.roy@manchester.ac.uk, bhaswati.bhattacharyya@manchester.ac.uk, ygupta@ncra.tifr.res.in, dipankar@iucaa.ernet.in 5. Project Name : Long-term timing program for millisecond pulsars discovered by the GMRT in Fermi-directed searches 6. Project Code : 27_041 7. Operator(s) : Rupsing, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/jroy/27_041_16jan.1.cmd,,/odisk/gtac/cmd/jroy/27_041_16jan.2.cmd 9. LTA File : /gsbifrdata1/16jan/27_041_16jan2015_2s.lta.1,/gsbifrdata1/16jan/27_041_16jan2015_2s.lta 10. LogFlag File : /odisk/online1/logflags/27_041.FLAGS.13 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 20+10 dB, 32 MHz,OFF, IF-CH2 : 20+10 dB, 32 MHz,OFF 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : IA 22. Beam - 2 : PA 23. ACQ BW : 33.333333 MHz 24. Final BW : 33.333333 MHz; Step # 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :25 32. Name of Non-Working Antennas (with reason for each) : C03 : New Integrated SSC-ACU bin stability tests. C06 : ABC time out. W04 : T /Buckles changing work(P3work). W03 and W05 : OFC problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 16 Jan 2015 03:00:00 - 16 Jan 2015 09:52:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :25 37. Comments (During Observations) : 03:20 : Power eq. and phasing on 1154-350 03:25 : Started command file. /odisk/gtac/cmd/jroy/27_041_16jan.1.cmd' -------------------------------------------------------------------------- 03:30 : C13 removed from GAC due to reset. 04:57 : C13 started working. -------------------------------------------------------------------------- 06:03 : Stopped command file 610MHz observation session over. ========================================================================== 06:10 : RF:-325MHz IA and PA 06:20 : Power eq and phasing on 1154-350. 06:32 : Started command file '/odisk/gtac/cmd/jroy/27_041_16jan.2.cmd' 07:39 : C12 abc timeout. 09:52 : Stopped command file and observing session over.