GTAC Observation Log 1. Date : 06/09/2017 2. Observation Sr. No. : 9729 3. Observer : Andrzej Marecki, Marek Jamrozy 4. Observer's Email : amr@astro.uni.torun.pl, jamrozy@oa.uj.edu.pl 5. Project Name : Multifrequency study of a newly discovered double-double source J0028\\+0035 6. Project Code : 32_008 7. Operator(s) : Sachin 8. Command File : /odisk/gtac/cmd/marek/32_008_s3.cmd 9. LTA File : /gsbifrdata/05sep/32_008_05sep2017.lta, /gwbifrdata2/05sep/32_008_05sep2017.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2485, /odisk/online1/logflags/32_008.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , 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 : ON 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : OFF 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) : 1454 1454 1505 1505 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) : W03 : Servo problem. C12 : 175 pol RFI spike only for GSB not GWB. C09 : 175 low fringe.(Ref. Callsheet 2017.2038) 33. Note for Backup : 34. Start and End Time of Obs.(IST): 05 Sep 2017 23:00:00 - 06 Sep 2017 07:05:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 23:18 : Done setup and started scan on 3C48. 23:34 : Stopped scan on 3C48 and started command file. 06:35 : Stopped command file and extended scan on source. 06:38 : Started scan on phase cal for 5 mins. 06:43 : Stopped scan on phase cal. 06:45 : Started scan on 3C48 for 15 mins. 07:00 : Stopped scan on 3C48 and closed observation session.