GTAC Observation Log 1. Date : 08/11/2017 2. Observation Sr. No. : 9843 3. Observer : Ruta Kale, Andrea Botteon, Gianfranco Brunetti, D Eckert 4. Observer's Email : ruta@ncra.tifr.res.in, botteon@ira.inaf.it, brunetti@ira.inaf.it, Dominique.Eckert@obs.unige.ch 5. Project Name : Constraining particle acceleration in the high redshift cluster El Gordo using the U-GMRT 6. Project Code : 33_030 7. Operator(s) : Navnath, Nilesh, Pramod 8. Command File : /odisk/gtac/cmd/ruta/33_030/33_030.cmd 9. LTA File : /gsbifrdata/07nov/33_030_07nov2017_gsb.lta, /gwbifrdata2/07nov/33_030_07nov2017_gwb.lta.1, /gwbifrdata2/07nov/33_030_07nov2017_gwb.lta 10. LogFlag File : /odisk/online1/logflags/33_030.FLAGS.1, /odisk/online1/logflags/33_030.FLAGS 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 :29 32. Name of Non-Working Antennas (with reason for each) : E03 : Low fringe. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 Nov 2017 20:00:00 - 08 Nov 2017 01:20:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :29 37. Comments (During Observations) : ------------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 : 4096 GPU_CHAN_NUM : 0:4095:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : 33_030 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. GPU_BITS : For 32 inputs GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 20:00 : Started setup. 20:25 : Started scan on 3C48 for 15 min. 20:40 : Started command file. /odisk/gtac/cmd/ruta/33_030/33_030.cmd From 09:30 : 22:46 : gwbh6 problem. After hard rebooting problem solved. 22:46 : Restarted command file. 00:25 : Stopped command file, source sets. 00:26 : Started scan on phase cal for ~ 5 min. 00:36 : Started scan on 3C48 for ~ 12 min. 00:52 : Started scan on 3C147 for ~ 15 min. 01:10 : Stopped scan and observation closed.