GTAC Observation Log 1. Date : 30/04/2016 2. Observation Sr. No. : 8540 3. Observer : Himali Bhatt, Sagar Vijay Godambe, Subir Bhattacharyya, Jeewan Chandra Pandey, Nilay Bhatt 4. Observer's Email : mshimali@gmail.com, sagar.godambe@gmail.com, subirb@barc.gov.in, jeewan@aries.res.in, nilayb@barc.gov.in 5. Project Name : Orbital Phase-Resolved radio observations of Wolf-Rayet Binary system WR 133 6. Project Code : 30_018 7. Operator(s) : Deepak, Shilpa 8. Command File : /odisk/gtac/cmd/30_018/30apr16/1390_obs.cmd 9. LTA File : /gsbifrdata/30apr/30_018_30apr2016.lta.1, /gsbifrdata/30apr/30_018_30apr2016.lta 10. LogFlag File : /odisk/online1/logflags/30_018.FLAGS.3, /odisk/online1/logflags/30_018.FLAGS.2 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1371 MHz ,RF2 : 1371 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1320 MHz, ILO2 : 1320MHz , 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) : 1371 1371 1320 1320 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) : C01 : BLDC work. S01 : CST painting. W03 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 30 Apr 2016 07:00:00 - 30 Apr 2016 11:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 07:00 : Started settings. 07:15 : Started scan on 3C48 for 15min. 07:34 : '/odisk/gtac/cmd/30_018/30apr16/1390_obs.cmd' command file started. 10:04 : C05 taken for structural repairing. 10:43 : Stopped command file. 10:47 : Started scan on 3C48. 11:00 : Stopped scan and observing session over.