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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! 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
UV visible infrared Solar Spectrum
UV Ultraviolet Sun
Ultraviolet Sun* * - False colour image
X-Ray Sun* * - False colour image
– sunspot – group Sunspot Number
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
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
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/
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