GTAC Observation Log 1. Date : 28/04/2017 2. Observation Sr. No. : 9333 3. Observer : Dipanjan Mitra, Willem Hermsen, Rahul Basu, Jason WilliamThomas Hessels, Joanna M Rankin 4. Observer's Email : dmitra@ncra.tifr.res.in, W.Hermsen@sron.nl, rahul@astro.ia.uz.zgora.pl, hessels@astron.nl, Joanna.Rankin@uvm.edu 5. Project Name : Deciphering the mystery of pulsar moding using simultaneous XMM-Newton/radio observation of pulsar B0823\\+26 6. Project Code : 32_012 7. Operator(s) : Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/32_012/32_012.cmd 9. LTA File : /gsbifrdata/28apr/32_012_28apr2017.lta 10. LogFlag File : /odisk/online1/logflags/TEST.FLAGS.4388, /odisk/online1/logflags/32_012.FLAGS.6 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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_shivneri 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 : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :24 32. Name of Non-Working Antennas (with reason for each) : C08 : Servo problem. C11 : Servo problem. W06 : Taken for maintenance. S01 : Mechanical work. W03 : Painting. W05 : Feed jammed. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Apr 2017 14:00:00 - 28 Apr 2017 22:07:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :24 37. Comments (During Observations) : # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C03 C04 C05 C06 C09 C10 C12 C13 C14 E02 E03 W01 W02 Total=16 # BEAM-1:175 :: C00 C01 C02 C03 C04 C05 C06 C09 C10 C12 C13 C14 E02 E03 W01 W02 Total=16 # BEAM-2:130 :: C00 C01 C02 C03 C04 C05 C06 C09 C10 C12 C13 C14 E02 E03 W01 W02 Total=16 # BEAM-2:175 :: C00 C01 C02 C03 C04 C05 C06 C09 C10 C12 C13 C14 E02 E03 W01 W02 Total=16 14:52:56 : Started scan on 0801+142 for ~ 0.805306 min. 14:54:21 : Started scan on 0801+142 for ~ 0.268435 min. 14:55:56 : Started scan on B0823+26 for ~ 90.4627 min. 16:28:02 : Started scan on 0801+142 for ~ 1.07374 min. 16:29:31 : Started scan on 0801+142 for ~ 0.268435 min. 16:31:19 : Started scan on B0823+26 for ~ 91.268 min. 18:07:21 : Started scan on 0801+142 for ~ 1.07374 min. 18:08 : C11,S01,S02 added in GAC. 20:20 : Removed C01 from GAC because of servo problem and restarted scan. 22:00 : Stopped command file and closed observation session.