GTAC Observation Log 1. Date : 11/09/2016 2. Observation Sr. No. : 8886 3. Observer : Marc Verheijen, Filippo Fraternali, Federico Lelli, sancisi 4. Observer's Email : verheyen@astro.rug.nl, filippo.fraternali@unibo.it, federico.lelli@case.edu, sancisi@astro.rug.nl 5. Project Name : Deep HI observations of Malin 1 6. Project Code : 30_093 7. Operator(s) : Deepak, Rupsing, Sachin, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata1/11sep/30_093_11sep2016.lta.1, /gsbifrdata1/11sep/30_093_11sep2016.lta 10. LogFlag File : /odisk/online1/logflags/30_093.FLAGS.7 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1301.6435 MHz ,RF2 : 1301.6435 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1240 MHz, ILO2 : 1240MHz , IVLO1 : 61.6435 MHz, IVLO2 : 61.6435 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 : 16.666666 MHz 24. Final BW : 4 MHz; Step # 2 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138.3565 28. LO5 -2 : 166.6435 29. Frequency Parameters (TPA) : 1301.6435 1301.6435 1240 1240 61.6435 61.6435 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :30 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 11 Sep 2016 10:00:00 - 11 Sep 2016 19:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : 10:08:22 : Started scan on 3C286 for ~ 15.0324 min. 10:26:32 : Started scan on 1254+116 for ~ 4.83183 min. 10:34:52 : Started scan on MALIN-1 for ~ 29.7963 min. 11:05:52 : Started scan on 1254+116 for ~ 1.07374 min. ------------------------------------------------------------------------- Observed that IF bandwidth is 32 MHz. Changed it to 16 MHz. and restarted observation. -------------------------------------------------------------------------- 11:10 : Restarted command file. 18:41 : Stopped command file. 18:45 : tarted scan on 3C286. 19:00 : Stopped scan and observing session over.