GTAC Observation Log 1. Date : 28/04/2018 2. Observation Sr. No. : 10208 3. Observer : Nissim Kanekar, Apurba Bera, Jayaram Narayanan Chengalur, Jasjeet Singh Bagla 4. Observer's Email : nkanekar@ncra.tifr.res.in, apurba@ncra.tifr.res.in, chengalur@ncra.tifr.res.in, jasjeet@iisermohali.ac.in 5. Project Name : A deep uGMRT survey for HI in galaxies at z < 0.4 6. Project Code : 34_083 7. Operator(s) : Nilesh, Sachin 8. Command File : /odisk/gtac/cmd/nissim/egs.cmd 9. LTA File : /gsbifrdata1/27apr/34_083_gsb_27apr2018.lta, /gwbifrdata/27apr/34_083_gwb_27apr2018.lta 10. LogFlag File : /odisk/online1/logflags/PNTG.FLAGS.2715, /odisk/online1/logflags/34_083.FLAGS.2 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_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 : 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 :29 32. Name of Non-Working Antennas (with reason for each) : W01 : MCM 5 time out, No Fringe (Both GSB and GWB). 33. Note for Backup : 34. Start and End Time of Obs.(IST): 27 Apr 2018 20:00:00 - 28 Apr 2018 07:05:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : 20:00 : Started settings. ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 400.0000 GPU_FINAL_BW : 400.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 970 970 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 34_083 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : OFF GPU_BM_INT : 8 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. -------------------------------- 20:10 : Started command file. /odisk/gtac/cmd/nissim/egs.cmd Satellite ALARMS : 21:15 to 21:30 -> satellite: 35752 name: NAVSTAR 64 (USA 206) 21:51 to 22:13 -> satellite: 41330 name: COSMOS 2514 [GLONASS-M] 02:03 : Stopped command file and took 3C286 for 7m. 02:16:09 : Started command file. 06:17 : Source set. 06:24:27 : Started scan on 3C468.1 for ~ 15.0324 min. 06:42:38 : Started scan on 3C48 for ~ 15.02653 min. 07:00 : Stopped scan and observation session is over.