GTAC Observation Log 1. Date : 29/05/2016 2. Observation Sr. No. : 8614 3. Observer : A.R. Rao, Sudip Bhattacharyya, Santosh Vadawale, Sachindra Naik, KP Singh, Debdutta Paul, Gulab Chand Dewangan, Dipankar Bhattacharya, Ranjeev Misra, C.H. IshwaraChandra, C.S. Stalin, Biswajit Paul 4. Observer's Email : arrao@tifr.res.in, sudip@tifr.res.in, santoshv@prl.res.in, snaik.prl@gmail.com, singh@tifr.res.in, dbdttpl@gmail.com, gulabd@iucaa.ernet.in, dipankar@iucaa.ernet.in, rmisra@iucaa.ernet.in, ishwar@ncra.tifr.res.in, stalin@iiap.res.in, bpaul@rri.res.in 5. Project Name : Time resolved Spectral Energy Distribution of Cygnus X-1 6. Project Code : 30_052 7. Operator(s) : Deepak, Navnath, Shilpa 8. Command File : /odisk/gtac/cmd/30_052/obs2.cmd, /odisk/gtac/cmd/30_052/obs4.cmd 9. LTA File : /gsbifrdata1/29may/30_052_29may2016_610.lta, /gsbifrdata1/29may/30_052_29may2016_1390.lta 10. LogFlag File : /odisk/online1/logflags/30_052.FLAGS.1,, /odisk/online1/logflags/SUBA2.FLAGS.941 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 591 MHz ,RF2 : 591 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 540 MHz, ILO2 : 540MHz , 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) : 591 591 540 540 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C02 : : BLD work C05 : : MCM Time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 29 May 2016 23:30:00 - 29 May 2016 10:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : 23:30 : Started setup. 23:52 : Started test record for 5min. to check command file sync. 00:02 : Started command file. /odisk/gtac/cmd/30_052/obs2.cmd /odisk/gtac/cmd/30_052/obs4.cmd 00:20 : array sync problem, suba2 not responding, stopped cmd files. 00:34 : Restarted command files. 08:02 : W04 taken for painting. 09:40 : Stopped command file. 09:45 : Started scan on 3C147. 10:00 : Stopped scan and observing session over.