GTAC Observation Log 1. Date : 10/02/2021 2. Observation Sr. No. : 12890 3. Observer : Aditya Chowdhury, Nissim Kanekar, Jayaram Narayanan Chengalur 4. Observer\'s Email : chowdhury@ncra.tifr.res.in, nkanekar@ncra.tifr.res.in, chengalur@ncra.tifr.res.in 5. Project Name : The HI Mass of Galaxies at the Peak of the Epoch of Galaxy Assembly 6. Project Code : 39_077 7. Operator(s) : Navnath, Nilesh, Rupsing, Sachin 8. Command File : /data1/gtac/cmd/39_077/cosmos_09feb.py 9. LTA File : /gsbifrdata1/09feb/39_077_09feb2021_8s_gsb.lta, /gwbifrdata/09feb/39_077_09feb2021_8s_gwb.lta, /gwbifrdata1/09feb/39_077_09feb2021_2.6s_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 271 MHz ,RF2 : 271 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 220 MHz, ILO2 : 220MHz , IVLO1 : 51 MHz, IVLO2 : 51 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 32 MHz,ON, IF-CH2 : 4+12 dB, 32 MHz,ON GSB SETTINGS : 14. GSB Host : gsbm1_shivneri 15. GSB Mode : Realtime 16. GSB LTA : 8 17. GSB CTRL : TGC 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 : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 271 271 220 220 51 51 30. Integration Time : 8.053 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 09 Feb 2021 20:00:00 - 10 Feb 2021 01:00:00 35. ONLINE Machine : TGC 36. No of Antennas Working(Fringing) at the end :29 37. RFI Status : 38. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 16384 GPU_CHAN_NUM : 0:16383:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 515 515 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : SUBA4 GPU_CNTRL : TGC GPU_FSTOP : ON GPU_BEAM_1 : OFF GPU_BEAM_2 : OFF GPU_BEAM_3 : OFF GPU_BEAM_4 : IA GPU_BM_INT : 8 GPU_GAINEQ : ON GPU_TPA : From online/TGC tpa GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF GPU_PFB : OFF GPU_PFB_TAPS : 16 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_ENV : RELEASED ----------------------------------------------------------------- 20:13 : Started command file /data1/gtac/cmd/39_077/cosmos_09feb.py 20:14:13 : Started scan on 3C147 for ~ 15.5692 min. 20:35:05 : Started scan on COSMOSa for ~ 40.8022 min. 21:18:12 : Started scan on 1041+027 for ~ 5.10027 min. 21:25:30 : Started scan on COSMOSa for ~ 41.339 min. 22:09:04 : Started scan on 1041+027 for ~ 5.10027 min. 22:16:40 : Started scan on COSMOSa for ~ 40.8022 min. 22:59:29 : Started scan on 1041+027 for ~ 5.63714 min. 23:07:03 : Started scan on COSMOSa for ~ 42.4128 min. 23:51:22 : Started scan on 1041+027 for ~ 5.63714 min. 23:58:58 : Started scan on COSMOSa for ~ 35.9703 min. 00:39:57 : Started scan on 1041+027 for ~ 5.63714 min. 00:49:55 : Started scan on 3C286 for ~ 10.2005 min. 01:00:00 : observation session over