GTAC Observation Log 1. Date : 08/05/2018 2. Observation Sr. No. : 10240 3. Observer : Giacintucci Simona, Maxim Markevitch, Melanie Johnston-Hollitt, Daniel Ryan Wik, Qian Wang, Tracy Clarke 4. Observer's Email : simona.giacintucci@nrl.navy.mil, m.markevitch@gmail.com, Melanie.Johnston-Hollitt@vuw.ac.nz, danielrwik@gmail.com, qian.wang@live.com, tracy.clarke@nrl.navy.mil 5. Project Name : An extraordinary fossil in the Ophiuchus cluster 6. Project Code : 34_070 7. Operator(s) : Deepak, Nilesh, Rupsing, Sachin, Surender 8. Command File : /odisk/gtac/cmd/34_070/07may18/obs_may07.cmd 9. LTA File : /gsbifrdata/07may/34_070_07may2018.lta, /gwbifrdata2/07may/34_070_07may2018_gwb.lta 10. LogFlag File : /odisk/online1/logflags/34_070.FLAGS 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 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) : 306 306 255 255 51 51 30. Integration Time : 4.0265 Sec 31. No of Antennas Working(Fringing) at the beginning :30 32. Name of Non-Working Antennas (with reason for each) : 33. Note for Backup : 34. Start and End Time of Obs.(IST): 07 May 2018 23:00:00 - 08 May 2018 08:00:00 35. ONLINE Machine : Shivneri 36. No of Antennas Working(Fringing) at the end :30 37. Comments (During Observations) : ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 2 GPU_ACQ_BW : 200.0000 GPU_FINAL_BW : 200.0000 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF4 : 500 500 GPU_DDCLO4 : 0.0000 0.0000 GPU_SB4 : 1 1 GCODE4 : 34_070 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. -------------------------------- 23:00 : Started scan on 3C286 for 15mins. 23:17 : Started command file. 06:43 : target source below horizon. 07:02 : Started scan on 3C48 for 25mins. 07:27 : Stopped scan and observation closed.