GTAC Observation Log 1. Date : 28/12/2018 2. Observation Sr. No. : 10763 3. Observer : Manjari Bagchi 4. Observer's Email : manjari.bagchi@gmail.com,bcj@ncra.tifr.res.in 5. Project Name : Target of Opportunity observations of Magnetar XTE 1810-197 with uGMRT at Band 3 and Band 4 6. Project Code : DDTC042 7. Operator(s) : Pramod, Surender 8. Command File : /odisk/gtac/cmd/bcj/ddtC42_28dec18.cmd.txt 9. LTA File : /gwbifrdata1/28dec/ddtc042_28dec2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/DDTC042.FLAGS.2 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 : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :27 32. Name of Non-Working Antennas (with reason for each) : C01 ,C02 & W06 : Taken for mechanical work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 28 Dec 2018 14:00:00 - 28 Dec 2018 15:20:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :27 37. Comments (During Observations) : ------------GWB Setting---------------------------------------------------- GPU_MODE : Realtime GPU_LTA : 2 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 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 : DDTC042 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : PA 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 : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF --------------------------------------------------------------------------- # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 # BEAM-1:175 :: C00 C03 C04 C05 C06 C08 C09 C10 C11 C12 C13 C14 E02 E03 S01 S02 W01 W02 Total=18 --------------------------------------------------------------------------- 14:00:00 : Started set-up. 14:04:06 : Started command file. /odisk/gtac/cmd/bcj/ddtC42_28dec18.cmd.txt 15:00:00 : Stopped command file and observing session over.