GTAC Observation Log 1. Date : 06/10/2021 2. Observation Sr. No. : 13578 3. Observer : Kamlesh Rajpurohit, franco vazza, Matthias Hoeft, Annalisa Bonafede, Marisa Brienza, Reinout Johannes vanWeeren, Chiara Stuardi, Christopher John Riseley, Etienne Bonnassieux, Alexander Drabent, Arvind Singh Rajpurohit, Duy N. Hoang, Denis Wittor, Paola Dominguez Fernandez, Andrea Botteon, Marcus Bruggen, Francesca Loi 4. Observer\'s Email : kamlesh.rajpurohit@unibo.it, franco.vazza2@unibo.it, hoeft@tls-tautenburg.de, a.bonafede@ira.inaf.it, m.brienza@ira.inaf.it, rvweeren@strw.leidenuniv.nl, chiara.stuardi140@edu.unito.it, chris.riseley.astro@gmail.com, etienne.bonnassieux@unibo.it, alex@tls-tautenburg.de, arvindr@prl.res.in, hoang@hs.uni-hamburg.de, dwittor@hs.uni-hamburg.de, pdominguez@hs.uni-hamburg.de, botteon@strw.leidenuniv.nl, mbrueggen@hs.uni-hamburg.de, francesca.loi@inaf.it 5. Project Name : Is there any systematic difference between the spectral properties of double or single radio relics? 6. Project Code : 40_006 7. Operator(s) : Pramod 8. Command File : /data1/gtac/cmd/40_006/05oct21/obs.py 9. LTA File : /gsbifrdata/05oct/40_006_05oct2021_gsb.lta, /gwbifrdata/05oct/40_006_05oct2021_gwb.lta 10. LogFlag File : ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 306 MHz ,RF2 : 306 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 255 MHz, ILO2 : 255MHz , 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/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 : 256 26. Channel Numbers : 0:255:1 27. LO5 -1 : 149 28. LO5 -2 : 156 29. Frequency Parameters (TPA) : 306 306 255 255 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :28 32. Name of Non-Working Antennas (with reason for each) : C03 : Mechanical Work. C00 : MCM time out. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 05 Oct 2021 23:00:00 - 06 Oct 2021 05:00:00 35. ONLINE Machine : TGC 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 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 2048 GPU_CHAN_NUM : 0:2047:1 GPU_STOKES : Full_Stokes GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 40_006 GPU_CNTRL : ONLINE/TGC 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 : ON GPU_TPA : From online/TGC tpa GPU_BITS : 8 Bits GPU_FILRFI : RFI Filterring OFF GPU_BEAM_S : OFF GPU_PFB : ON GPU_PFB_TAPS : 4 GPU_BEAM_BIT : 16 GPU_VLT_BIT : 8 GPU_WALSH : OFF GPU_ENV : RELEASED -------------------------------- 22:55 : Started set up. 23:20 : Started command file. \'/data1/gtac/cmd/40_006/05oct21/obs.py\' As target source PSZ1G108-11 set early at 04:37.Hence remaining time observed 3C48. 05:00 : Stopped scan and observation session is over.