GTAC Observation Log 1. Date : 30/01/2015 2. Observation Sr. No. : 7579 3. Observer : poonam chandra 4. Observer's Email : poonam@ncra.tifr.res.in 5. Project Name : DDT observation 6. Project Code : DDTB152 7. Operator(s) : Navnath, Pramod, Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/poonam/ddtb152/obs.cmd 9. LTA File : /gsbifrdata/29jan/ddtb152_29jan2015.lta 10. LogFlag File : /odisk/online1/logflags/DDTB152.FLAGS 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 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 : 32 MHz 24. Final BW : 4 MHz; Step # 2 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 :26 32. Name of Non-Working Antennas (with reason for each) : E04 & W04 : Maintenance. W02 : No fringe. S06 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 29 Jan 1970 23:00:00 - 01 Jan 1970 05:30:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :26 37. Comments (During Observations) : 23:11:00 : Started scan on 3C147 for ~ 10.2005 min. 23:27:10 : Started scan on 1125+261 for ~ 4.83183 min. 23:35:31 : Started scan on SNIB for ~ 34.8966 min. 00:11:35 : Started scan on 1125+261 for ~ 4.5634 min. 00:19:48 : Started scan on SNIB for ~ 27.112 min. 00:48:11 : Started scan on 1125+261 for ~ 5.3687 min. 00:55:45 : Started scan on 3C286 for ~ 4.5634 min. 01:00 : Stopped scan and observation session.