GTAC Observation Log 1. Date : 17/09/2015 2. Observation Sr. No. : 8069 3. Observer : Mayuresh Surnis, BHAL CHANDRA JOSHI, Maura Ann McLaughlin, Periasamy K. Manoharan, Krishnakumar MA 4. Observer's Email : mpsurnis@ncra.tifr.res.in, bcj@ncra.tifr.res.in, maura.mclaughlin@mail.wvu.edu, mano@ncra.tifr.res.in, kkma@ncra.tifr.res.in 5. Project Name : Follow-up Timing of Four Pulsars Discovered with the GMRT 6. Project Code : 28_024 7. Operator(s) : Navnath, Pramod 8. Command File : /odisk/gtac/cmd/mpsurnis/28_024.cmd 9. LTA File : /gsbifrdata/17sep/28_024_17sep2015.lta 10. LogFlag File : /odisk/online1/logflags/28_024.FLAGS.16 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 : 24+4 dB, 32 MHz,OFF, IF-CH2 : 24+4 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 : ON 20. Stokes : Total_Intensity 21. Beam - 1 : PA 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 :27 32. Name of Non-Working Antennas (with reason for each) : S02 : Taken for BLDC W04 : MCM 5 time out. C00 : Servo probem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 17 Sep 2015 18:00:00 - 17 Sep 2015 21:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 17:20 : Started set up. 17:46 : Power equalized on 1822-096 at 200 counts. Halt the GSB and restarted in gain on mode. 17:54 : Phasing done on 1822-096. 17:56 : Started command file. '/odisk/gtac/cmd/mpsurnis/28_024.cmd' 19:05 : C00 Servo problem solved and added in GAC. 21:00 : Stopped command file and observation session is over.