GTAC Observation Log 1. Date : 26/06/2015 2. Observation Sr. No. : 7867 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) : Surender 8. Command File : /odisk/gtac/cmd/mpsurnis/28_024.cmd 9. LTA File : /gsbifrdata/26jun/28_024_26jun2015.lta 10. LogFlag File : /odisk/online1/logflags/28_024.FLAGS.9\r,/odisk/online1/logflags/28_024.FLAGS.8\r,/odisk/online1/logflags/28_024.FLAGS.7\r,/odisk/online1/logflags/28_024.FLAGS.6\r,/odisk/online1/logflags/28_024.FLAGS.5 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 : 4+14 dB, 32 MHz,ON, IF-CH2 : 4+14 dB, 32 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 : 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 :28 32. Name of Non-Working Antennas (with reason for each) : C13 : BLDC. W05 : Low fringe 33. Note for Backup : 34. Start and End Time of Obs.(IST): 26 Jun 2015 01:00:00 - 26 Jun 2015 04:07:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : GAC Selection : CSQ except C13 + S01+E02+W01 -------------------------------------------------------- 01:00 : Started set-up. 01:15 - 02:00 : Buffer loss problem in GSB acq window. 02:00 : GSB buffer loss problem solved. 02:00 : Started GSB. 02:15 : Power eq done on 1822-096. 02:16 : Halted GSB. restart GSB. GAINEQ: ON 02:19 : Phasing done on 1822-096. 02:21 : Started command file. '/odisk/gtac/cmd/mpsurnis/28_024.cmd' 04:07 : Stopped scan and observing session is over.