GTAC Observation Log 1. Date : 05/1/2014 2. Observation Sr. No. : 6885 3. Observer : Mayuresh Surnis,BHAL CHANDRA JOSHI,Maura Ann McLaughlin 4. Observer's Email : mpsurnis@ncra.tifr.res.in,bcj@ncra.tifr.res.in,maura.mclaughlin@mail.wvu.edu 5. Project Name : Regular Follow-up of some pulsars discovered with GMRT 6. Project Code : 25_043 7. Operator(s) : Nilesh,Surender 8. Command File : /odisk/gtac/cmd/mpsurnis/25_043.06jan.cmd 9. LTA File : /gsbifrdata/06jan/25_043_06jan2014.lta, 10. LogFlag File : /odisk/online1/logflags/25_043.FLAGS.2, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 14 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255 MHz , 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 Mode : Realtime 15. GSB LTA : 8 16. GSB CTRL : ONLINE 17. GSB Fstop : ON 18. GAIN EQ : ON 19. Stokes : TotIntensity 20. Beam - 1 : IA 21. Beam - 2 : PA 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 512 25. Channel Numbers : 0:511:1 26. LO5 -1 : 149.00 27. LO5 -2 : 156.00 28. Frequency Parameters (TPA) : 306 306 255 255 51 51. 29. Integration Time : 16.106112 Sec. 30. No of Antennas Working(Fringing) at the begining :27 31. Name of Non-Working Antennas (with reason for each) : E06 : Frequently getting ABC time-out. C08 : Servo problem. S02 : Bad bandshape. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 07:00 - 09:10 34. ONLINE Machine : Lenyadri 35. No of Antennas Working(Fringing) at the end :26 36. Comments (During Observations) : # GAC Configuration # IA: All Central sq. (except C04,C08,C12) + W-arm (except W04) S-arm (except S02) + E-arm (except E06) PA: All central sq(except C04,C08,C12) + W01 + S01 +E02 ------------------------------------------------------------ 07:00 : Started set-up. 07:45 : Power eq done on 1822-096. 07:49 : Halt the GSB restarted with gain on. 07:55 : Phasing done on 1822-096. 08:01 : Started command file. 08:40 : W02 taken for painting (removed from GAC) 09:04 : W01 & W05 removed from GAC. 09:10 : Stopped command file and observing session is over.