GTAC Observation Log 1. Date : 08/12/2018 2. Observation Sr. No. : 10715 3. Observer : bhaswati 4. Observer's Email : bhaswati@ncra.tifr.res.in 5. Project Name : DDTC012 6. Project Code : DDTC012 7. Operator(s) : Pramod, Surender 8. Command File : /odisk/gtac/cmd 9. LTA File : /gwbifrdata1/08dec/ddtc012_08dec2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/DDTC012.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : ONLINE 18. GSB Fstop : ON 19. GAIN EQ : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : IA 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) : 306 306 255 255 51 51 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): 08 Dec 2018 17:00:00 - 08 Dec 2018 19:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 4096 GPU_STOKES : 130; 2 Total_Intensity; 4 Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_SB4 : 1 1 GCODE4 : DDTC012 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : PA GPU_BM_INT : 4 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 32 inputs. GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : -------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: Total=0 # BEAM-1:175 :: Total=0 # BEAM-2:130 :: Total=0 # BEAM-2:175 :: Total=0 # BEAM-3:130 :: Total=0 # BEAM-3:175 :: Total=0 # BEAM-4:130 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 W03 Total=22 # BEAM-4:175 :: C00 C01 C02 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 S03 W01 W02 W03 Total=22 ----------------------------------------------------------------------- 17:00:00 : Started set-up. 17:20:03 : Started scan on 1822-096 for ~ 2.37118 min. 17:22:33 : Started scan on 1822-096 for ~ 1.11848 min. 17:26:00 : Started scan on J2051-0827 for ~ 94.3997 min. 19:00:00 : Stopped scan and observing session over. -----------------------------------------------------------------------