GTAC Observation Log 1. Date : 23/08/2016 2. Observation Sr. No. : 8844 3. Observer : Karolina Rozko, Wojciech Lewandowski, Duncan Ross Lorimer, Jaroslaw Kijak, Rahul Basu, Kaustubh Milind Rajwade 4. Observer's Email : krozko@gmail.com, boe@astro.ia.uz.zgora.pl, duncan.lorimer@gmail.com, jkijak@astro.ia.uz.zgora.pl, rahul@astro.ia.uz.zgora.pl, rkaustubh10@gmail.com 5. Project Name : GPS or not in radio pulsars J1740\\+1000 and B1800-21? 6. Project Code : 30_013 7. Operator(s) : Rupsing 8. Command File : /odisk/gtac/cmd/30_013/30_013_23aug.cmd 9. LTA File : /gsbifrdata1/23aug/30_013_23aug2016_2s.lta 10. LogFlag File : /odisk/online1/logflags/30_013.FLAGS.4 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1281 MHz ,RF2 : 1281 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1230 MHz, ILO2 : 1230MHz , 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_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 : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 1281 1281 1230 1230 51 51 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : E06 : Servo problem W03 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 23 Aug 2016 18:00:00 - 23 Aug 2016 21:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : 18:10 : Started power on 3C286. 18:20 : Power eq done. --------------------------------------------------------------------------- 18:25:40 : Started scan on 3C286 for ~ 5.26804 min. 18:44:16 : Started scan on 1743-038 for ~ 4.69762 min. 18:53:23 : Started scan on 1743-038 for ~ 3.65743 min. 18:57:08 : Started scan on 1743-038 for ~ 1.37573 min.(phasing) 18:58:40 : Started scan on 1743-038 for ~ 1.1073 min. --------------------------------------------------------------------------- 19:00:00 : Started command file. 21:00:00 : Stopped command file and observation session over.