GTAC Observation Log 1. Date : 17/1/2014 2. Observation Sr. No. : 6911 3. Observer : Emma Elizabeth Rigby,Huub Rottgering,Sean McGee,Nina Hatch,George Miley,Jaron Kurk,laura pentericci,Helmut Dannerbauer,Leah Kathleen Morabito,Oscar Nicolas Gomez-Giraldo,Rob Ivison,Steve Eales 4. Observer's Email : emmaerigby@gmail.com,rottgeri@strw.leidenuniv.nl,mcgee@strw.leidenuniv.nl,nina.hatch@nottingham.ac.uk,miley@strw.leidenuniv.nl,kurk@mpe.mpg.de,laura.pentericci@oa-roma.inaf.it,helmut.dannerbauer@univie.ac.at,morabito@strw.leidenuniv.nl,ongomez@fisica.udea.edu.co,rji@roe.ac.uk,Steve.Eales@astro.cf.ac.uk 5. Project Name : Detection and characterisation of the most overdense protoclusters: progenitors of the most massive clusters of galaxies 6. Project Code : 25_011 7. Operator(s) : Sachin,Shilpa,Surender 8. Command File : /odisk/gtac/cmd/25_011/25_011_s1.cmd 9. LTA File : /gsbifrdata/17jan/25_011_17jan2013.lta, 10. LogFlag File : /odisk/online1/logflags/25_011.FLAGS.2, ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 14 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540 MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Mode : Realtime 15. GSB LTA : 8 16. GSB CTRL : ONLINE 17. GSB Fstop : ON 18. GAIN EQ : ON 19. Stokes : TotIntensity 20. Beam - 1 : OFF 21. Beam - 2 : OFF 22. ACQ BW : 33.33 MHz 23. Final BW : 33.333333 MHz; Step # 0 24. Maximum Channels : 512 25. Channel Numbers : 0:511:1 26. LO5 -1 : 149.00 27. LO5 -2 : 156.00 28. Frequency Parameters (TPA) : 591 591 540 540 51 51. 29. Integration Time : 8.053056 Sec. 30. No of Antennas Working(Fringing) at the begining :29 31. Name of Non-Working Antennas (with reason for each) : W04 : No feed @ 610MHz. 32. Note for Backup : 33. Start and End Time of Obs.(IST): 23:40 - 08:05 34. ONLINE Machine : Lenyadri 35. No of Antennas Working(Fringing) at the end :29 36. Comments (During Observations) : 23:40 : Started set-up. 23:50 : Started scan on 3C147. 00:42 : Stopped scan. 00:52 : Started command file. 06:40 : C08 abc timeout. 07:40 : Stopped command file. 07:45 : Started scan on 3C286. 07:56 : C08 started working. 08:05 : Stopped scan and observing session over.