GTAC Observation Log 1. Date : 09/11/2019 2. Observation Sr. No. : 11572 3. Observer : USER_NAME: L. Resmi, Ankur Ghosh, Kuntal Misra 4. Observer's Email : l.resmi@gmail.com,ankur@aries.res.in,kuntal@aries.res.in 5. Project Name : DDTC096 6. Project Code : DDTC096 7. Operator(s) : Sachin 8. Command File : /odisk/gtac/cmd 9. LTA File : /gsbifrdata/09nov/ddtc096_09nov2019_gsb.lta, /gwbifrdata/09nov/ddtc096_09nov2019_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1454 MHz ,RF2 : 1454 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1505 MHz, ILO2 : 1505MHz , 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) : 1454 1454 1505 1505 51 51 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C04 : Under maintenance. E05 : Servo problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 09 Nov 2019 11:00:00 - 09 Nov 2019 14:06:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :23 37. RFI Status : 38. Comments (During Observations) : ------------GSB Setting--------- GSB_MODE : Realtime GSB_LTA : 8 GSB_ACQ_BW : 33.333333 GSB_FINAL_BW : 0 GSB_EDGE_FRQ : 0 GSB_CHAN_MAX : 256 GSB_CHAN_NUM : 0:255:1 GSB_STOKES : Total_Intensity GSB_CNTRL : ONLINE GSB_FSTOP : ON GSB_BEAM_1 : OFF GSB_BEAM_2 : OFF GSB_GAINEQ : ON GSB_BB_LO : 149:156 GSB_HOSTS : gsbm1_shivneri undefined : OFF undefined : 306 -------------------------------- ------------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 : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 1450 1450 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : DDTC096 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 : 4 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 11:18:50 : Started scan on 3C286 for ~ 9.79788 min. 11:31:54 : Started scan on ZTFABVIZSW for ~ 13.6902 min. 11:43 : Electrical power failed, stopped command file. 11:43 : C01,C10,C13,W05,W01 stopped tracking. 12:04:09 : Started scan on 3C286 for ~ 4.96605 min. 12:15:20 : Started scan on 2022+616 for ~ 4.96605 min. 12:21:17 : Started scan on ZTFABVIZSW for ~ 30.199 min. 12:52:43 : Started scan on 2022+616 for ~ 4.96605 min. 12:58:37 : Started scan on ZTFABVIZSW for ~ 30.199 min. 13:29:53 : Started scan on 2022+616 for ~ 4.96605 min. 13:35:53 : Started scan on ZTFABVIZSW for ~ 9.1268 min. 13:46:29 : Started scan on 2022+616 for ~ 4.83183 min. 13:55:10 : Started scan on 3C286 for ~ 10.10027 min. 14:00 : C01,C10,C13,W05,W01 started working. 14:05 : Stopped scan on 3C286 and closed observation session.