GTAC Observation Log 1. Date : 19/07/2017 2. Observation Sr. No. : 9583 3. Observer : Marko Krco, Paul F Goldsmith, Jagadheep D Pandian, Di Li, Nissim Kanekar 4. Observer's Email : marko@mkastro.net, paul.f.goldsmith@jpl.nasa.gov, jagadheep@iist.ac.in, ithaca.li@gmail.com, nkanekar@ncra.tifr.res.in 5. Project Name : Mapping HI Narrow Self-Absorption in L134 6. Project Code : 32_109 7. Operator(s) : Rupsing, Sachin 8. Command File : /odisk/gtac/cmd/nissim/l134_18july.cmd 9. LTA File : /gsbifrdata/18jul/32_109_18jul2017.lta, /gwbifrdata1/18jul/32_109_18jul2017_10s.lta 10. LogFlag File : /odisk/online1/logflags/31_109.FLAGS.4 ANTENNA SETTINGS : 11. RF Band(MHz) & Solar Attn(dB)- RF1 : 1411.55 MHz ,RF2 : 1411.55 MHz, SA1 : 0 dB, SA2 : 0 dB 12. Ist LO (MHz) & IVth LO (MHz): ILO1 : 1350 MHz, ILO2 : 1350MHz , IVLO1 : 61.55 MHz, IVLO2 : 61.55 MHz 13. IF Attn(dB) , IF BW(MHz) & IF ALC : IF-CH1 : 4+12 dB, 16 MHz,ON, IF-CH2 : 4+12 dB, 16 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 : 16.666666 MHz 24. Final BW : 1 MHz; Step # 8 25. Maximum Channels : 512 26. Channel Numbers : 0:511:1 27. LO5 -1 : 138.45 28. LO5 -2 : 166.55 29. Frequency Parameters (TPA) : 1411.55 1411.55 1350 1350 61.55 61.55 30. Integration Time : 16.1061 Sec 31. No of Antennas Working(Fringing) at the beginning :29 32. Name of Non-Working Antennas (with reason for each) : W03 : Mechanical maintenance. 33. Note for Backup : 34. Start and End Time of Obs.(IST): 18 Jul 2017 18:00:00 - 19 Jul 2017 01:00:00 35. ONLINE Machine : Lenyadri 36. No of Antennas Working(Fringing) at the end :28 37. Comments (During Observations) : ------------GSB Setting--------- GSB_MODE : Realtime GSB_LTA : 8 GSB_ACQ_BW : 16.666666 GSB_FINAL_BW : 1 GSB_EDGE_FRQ : 8 GSB_CHAN_MAX : 512 GSB_CHAN_NUM : 0:511:1 GSB_STOKES : Total_Intensity GSB_CNTRL : ONLINE GSB_FSTOP : ON GSB_BEAM_1 : OFF GSB_BEAM_2 : OFF GSB_GAINEQ : ON GSB_BB_LO : 138.45:166.55 GSB_HOSTS : gsbm1_shivneri undefined : OFF undefined : 306 -------------------------------- ------------GWB Setting--------- GPU_MODE : Realtime GPU_LTA : 4 GPU_ACQ_BW : 100.0000 GPU_FINAL_BW : 3.1250 GPU_EDGE_FRQ : 0 GPU_CHAN_MAX : 8192 GPU_CHAN_NUM : 0:8191:1 GPU_STOKES : Total_Intensity GPU_SIDEBAND : 1 1 GPU_RF1 : 1460 1460 GPU_DDCLO1 : 0.0000 0.0000 GPU_SB1 : 1 1 GCODE1 : SUBA1 GPU_RF2 : 1460 1460 GPU_DDCLO2 : 0.0000 0.0000 GPU_SB2 : 1 1 GCODE2 : 32_032B GPU_RF3 : 1460 1460 GPU_DDCLO3 : 0.0000 0.0000 GPU_SB3 : 1 1 GCODE3 : 32_032C GPU_RF4 : 1460 1460 GPU_DDCLO4 : 38.0000 38.0000 GPU_SB4 : 1 1 GCODE4 : 32_109 GPU_RF5 : 0 0 GPU_DDCLO5 : 0.0000 0.0000 GPU_SB5 : 1 1 GCODE5 : SUBA5 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 : ON GPU_TPA : From GWB GUI. GPU_BITS : 64 inputs. GPU_FILRFI : RFI Filterring OFF -------------------------------- 18:04:17 : Started command file. ------------------------------------------------------------------------- 20:38 : S03 servo problem. ------------------------------------------------------------------------- 00:46 : Command file stopped. 00:48 : Started scan on 3C345 for 7mins. 01:01 : Observation stopped.