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Here Comes Solar Max!

Here Comes Solar Max!. Dr. John Manuel. Outline – From the Sun to your home. Visible and invisible Sun Solar storms and seasons Sunspots activity Solar maximum Solar storms at the Earth Ionospheric currents activity Hazards on Earth Space weather research. The Sun. UV. visible.

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Here Comes Solar Max!

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  1. Here Comes Solar Max! Dr. John Manuel

  2. Outline – From the Sun to your home • Visible and invisible Sun • Solar storms and seasons • Sunspots activity • Solar maximum • Solar storms at the Earth • Ionospheric currents activity • Hazards on Earth • Space weather research

  3. The Sun

  4. UV visible infrared Solar Spectrum

  5. Visible Sun

  6. UV Ultraviolet Sun

  7. Ultraviolet Sun* * - False colour image

  8. X-Ray Sun* * - False colour image

  9. Solar Storms

  10. Solar Seasons

  11. Sunspots

  12. – sunspot – group Sunspot Number

  13. Solar Cycle

  14. Here Comes Solar Max!

  15. Solar Magnetic Field

  16. Coronal Mass Ejection (CME)

  17. Magnetosphere

  18. CME versus Magnetosphere

  19. Aurora

  20. Aurora from Space

  21. Ultraviolet Aurora

  22. Aurora at Jupiter

  23. Aurora at Saturn

  24. Alouette – Canada’s First Satellite

  25. Québec Power Failure

  26. Hazards • Electrical power system failures • HydroQuébec in March 1989 • Satellite failures • Canada’s Anik E1 and E2 in January 1994 • Satellite TV blackouts • Navigation problems (GPS signal scintillation) • Significant radiation doses on transpolar flights • Much more if you’re in space

  27. THEMIS in Space

  28. THEMIS in Canada

  29. Sun Links • Solar Maxwww.google.com/search?q=solar+max • Solar observations • AAVSO Solar Observing Programwww.aavso.org/solar • Big Bear Solar Observatorywww.bbso.njit.edu • Solar stormswww.asc-csa.gc.ca/asc/eng/sciences/solar_storms.asp • Sunspotswww.asc-csa.gc.ca/asc/eng/sciences/sunspots1.aspsidc.oma.be/html/wolfaml.htmlsidc.oma.be/html/wolfjmms.html

  30. Today’s Sun • Visiblesohowww.nascom.nasa.gov/data/realtime/mdi_igr/512 • Ultravioletumbra.nascom.nasa.gov/images/latest_aia_304.gif • X-rayumbra.nascom.nasa.gov/images/latest_xrt.gif • Sunspotswww.bbso.njit.edu/cgi-bin/LatestImages • Solar Dynamics Observatory (SDO)sdo.gsfc.nasa.gov/data/

  31. Space Weather Links • Forecastswww.spaceweather.gc.ca/sfst-2-eng.php • Alouettewww.asc-csa.gc.ca/asc/eng/satellites/alouette.asp • THEMISwww.asc-csa.gc.ca/asc/eng/sciences/themis.asp • Aurora photos (by astronauts!)eol.jsc.nasa.gov • Frequently Asked Questions (FAQ) www.swpc.noaa.gov/info/FAQ.html

  32. Basic Properties of the Sun

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