GTAC Observation Log 1. Date : 14/03/2017 2. Observation Sr. No. : 9259 3. Observer : Jasjeet Singh Bagla, Jayaram Narayanan Chengalur, Nissim Kanekar, Sandeep Kumar Rana 4. Observer's Email : jasjeet@iisermohali.ac.in, chengalur@ncra.tifr.res.in, nkanekar@ncra.tifr.res.in, sandeepranaiiser@gmail.com 5. Project Name : Deep uGMRT survey for HI in galaxies at z < 0.4 6. Project Code : 31_038 7. Operator(s) : Deepak, Navnath, Pramod, Rupsing, Sachin, Shilpa 8. Command File : /odisk/gtac/cmd/nissim/egs.cmd 9. LTA File : /gsbifrdata1/13mar/31_038_13mar2017.lta.1 10. LogFlag File : /odisk/online1/logflags/31_038.FLAGS.7 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1399 MHz ,RF2 : 1399 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1450 MHz, ILO2 : 1450MHz , 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_lenyadri 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 : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 1399 1399 1450 1450 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) : E03 : Feed cage painting S02 : ABC time out C03 : Servo time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 13 Mar 2017 21:00:00 - 14 Mar 2017 09:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : GWB4 lta file : /gwbifrdata1/13mar/31_038_13mar2017_1400_gwb.lta ----------------------------------------------------------------------------- 21:00 : Started set up. 21:16 : Started scan on 3C147. 21:30 : Stopped scan and stared command file. '/odisk/gtac/cmd/nissim/egs.cmd' 23:58 : S04 started giving servo problem. 06:18 : S04 started working. 07:37 : Stopped command file. 07:38 : Started scan on 3C286 for 7min. 07:47 : Restarted command file. 09:00 : Stopped command file and observing session over.