GTAC Observation Log 1. Date : 24/03/2020 2. Observation Sr. No. : 12008 3. Observer : Visweshwar Ram Marthi 4. Observer\'s Email : viswesh@ncra.tifr.res.in 5. Project Name : DDTC123 6. Project Code : DDTC123 7. Operator(s) : Navnath 8. Command File : /odisk/gtac/cmd/ddtc123/ddtc123_24mar_mkp.cmd 9. LTA File : /gsbifrdata1/24mar/ddtc123_24mar2020_gsb.lta.1, /gsbifrdata1/24mar/ddtc123_24mar2020_gsb.lta, /gwbifrdata1/24mar/ddtc123_24mar2020_gwb.lta 10. LogFlag File : /odisk/online1/logflags/DDTC123.FLAGS.3 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 798 MHz ,RF2 : 798 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 860 MHz, ILO2 : 860MHz , IVLO1 : 62 MHz, IVLO2 : 62 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 : OFF 20. Stokes : Total_Intensity 21. Beam - 1 : OFF 22. Beam - 2 : Volt 23. ACQ BW : 16.666666 MHz 24. Final BW : 0 MHz; Step # 0 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138 28. LO5 -2 : 167 29. Frequency Parameters (TPA) : 798 798 860 860 62 62 30. Integration Time : 2.0132 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C12 : : feed jam C03 : : Maintenance. 33. Note for Backup :[gsbuser@node33 IA]$ ls -ltrh /mnt/?/gsbuser/DDTC123_24mar2020/ [gsbuser@node34 DDTC123_24mar2020]$ ls -ltr /mnt/*/gsbuser/DDTC123_24mar2020/* 34. Start and End Time of Obs.(IST): 24 Mar 2020 17:00:00 - 24 Mar 2020 23:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 550 550 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : -1 -1 GCODE4 : DDTC123 GPU_CNTRL : ONLINE GPU_FSTOP : ON GPU_BEAM_1 : Voltage GPU_BEAM_2 : IA GPU_BEAM_3 : PA GPU_BEAM_4 : OFF GPU_BM_INT : 32 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 16:30:00 : Started setup. : power eq and phasing. 17:18:12 : Started scan on 3C48 for ~ 6.71088 min. 17:28:02 : Started scan on 0217+738 for ~ 2.6508 min. 17:30:49 : Started scan on 0217+738 for ~ 13.4889 min. 17:52:54 : Started scan on B0154+61 for ~ 2.51658 min. 17:56:18 : Started scan on 0158+65 for ~ 11.4421 min. 18:08:42 : Started scan on 0158+65 for ~ 3.22122 min. 18:17:51 : Started scan on 0158+65 for ~ 57.2438 min. 19:15:58 : Started scan on 0217+738 for ~ 2.21459 min. 19:19:07 : Started scan on B0154+61 for ~ 2.58369 min. 19:22:43 : Started scan on 0158+65 for ~ 57.2103 min. 20:20:55 : Started scan on 0217+738 for ~ 2.21459 min. 20:25:57 : Started scan on 0217+738 for ~ 1.44284 min. 20:30:00 : Observation session over. :::::::::::::: gsb_gac.dat :::::::::::::: # GSB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 :::::::::::::: gwb_gac.dat :::::::::::::: # GWB GAC configuration is as follows : # BEAM-1:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-1:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-2:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-2:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-3:130 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-3:175 :: C00 C01 C02 C04 C05 C06 C08 C09 C10 C11 C13 C14 E02 E03 E04 E05 E06 S01 S02 S03 S04 S06 W01 W02 W03 W04 W05 W06 Total=28 # BEAM-4:130 :: Total=0 # BEAM-4:175 :: Total=0