GTAC Observation Log 1. Date : 23/09/2019 2. Observation Sr. No. : 11491 3. Observer : Arshia Maria Jacob, Karl M. Menten, Nirupam Roy, Timothy Robishaw, Thushara Pillai, Maitraiyee Tiwari 4. Observer's Email : ajacob@mpifr-bonn.mpg.de, kmenten@mpifr.de, roy.nirupam@gmail.com, tim.robishaw@nrc-cnrc.gc.ca, tpillai.astro@gmail.com, mtiwari@mpifr-bonn.mpg.de 5. Project Name : A search for rotationally excited CH 6. Project Code : 36_012 7. Operator(s) : Navnath, Surender 8. Command File : /odisk/gtac/cmd/36_012/23sep19/obs_23sep19.cmd 9. LTA File : /gsbifrdata/23sep/36_012_23sep2019_gsb.lta, /gwbifrdata2/23sep/36_012_23sep2019_gwb.lta.1 10. LogFlag File : /odisk/online1/logflags/TST2104.FLAGS ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 696 MHz ,RF2 : 696 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 645 MHz, ILO2 : 645MHz , 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) : 696 696 645 645 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C13 : : FE Work W03 : FE problem. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 23 Sep 2019 15:00:00 - 23 Sep 2019 20:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :28 37. RFI Status : 38. Comments (During Observations) : 15:20:26 : Started scan on 3C286 for ~ 15 min. 15:23:00 : W-arm Power failure. /odisk/gtac/cmd/36_012/23sep19/obs_23sep19.cmd ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 50.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 16384 GPU_CHAN_NUM : 0:16383:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 635 635 GPU_DDCLO4 : 53.0000 53.0000 GPU_SB4 : -1 -1 GCODE4 : 36_012 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 : 128 GPU_GAINEQ : OFF GPU_TPA : From GWB GUI. GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF -------------------------------- 15:00:00 : Started set-up. 15:20:26 : Started scan on 3C286 for ~ 13.6902 min. 15:42:38 : Started scan on 1925+211 for ~ 0.402653 min. 15:50:32 : Started scan on 1925+211 for ~ 4.96605 min. 15:56:37 : Started scan on W51A for ~ 29.9305 min. 16:27:42 : Started scan on 1925+211 for ~ 4.96605 min. 16:33:33 : Started scan on W51A for ~ 30.0647 min. 17:04:33 : Started scan on 1925+211 for ~ 4.96605 min. 17:10:26 : Started scan on W51A for ~ 29.9305 min. 17:41:27 : Started scan on 1925+211 for ~ 4.83183 min. 17:47:25 : Started scan on W51A for ~ 30.0647 min. 18:18:33 : Started scan on 1925+211 for ~ 4.96605 min. 18:24:36 : Started scan on W51A for ~ 30.0647 min. 18:56:00 : Started scan on 1925+211 for ~ 4.96605 min. 19:02:30 : Started scan on W51A for ~ 29.9305 min. 19:35:36 : Started scan on 1925+211 for ~ 4.96605 min. 19:44:47 : Started scan on W51A for ~ 29.9305 min. 20:17:07 : Started scan on 1925+211 for ~ 5.23449 min. 20:25:09 : Started scan on W51A for ~ 9.9321 min. 20:36:45 : Started scan on 1925+211 for ~ 4.83183 min. 20:47:45 : Started scan on 3C48 for ~ 14.8982 min. -----------------------------------------------------------------------