Post on 23-Dec-2015
Eclipses
Shadows
Solar Eclipse
• Requirements:– New Moon– In the shadow as it passes
over your location
The Anatomy of a Solar Eclipse
Video
Solar Eclipse from Space• Shadow races across the
surface at nearly 2000 km/hr
• Annular Solar Eclipse– Moon is near apogee,
therefore it is a little smaller than the sun.
• Total Solar Eclipse– Location on Earth is
within the umbra shadow of the moon.
• Partial Solar Eclipse– Location is in the
penumbra shadow of the moon.
Solar Eclipse Viewing
Solar Eclipse Viewing
Telescope must have a filter for solar observation.
• Corona of the sun can be studied during a total solar eclipse– The pictures on the
right are composites of 22 and 33 digital pictures.
Solar Eclipse
Special Solar Eclipse•
Solar Eclipse Schedule
Solar Eclipses 2001-2025
Solar Eclipse
Solar Eclipse
• Video• Video
Lunar Eclipse
• Full Moon• The moon moves into
the shadow of the earth.
• Anyone on the dark side of the earth during the eclipse can see it.
Lunar Eclipse
Lunar Eclipse
Lunar Eclipse
Lunar Eclipse Schedule
Lunar Eclipse
Why don’t we get an eclipse every month?• Orbit of the moon of tilted 5° with respect to the
ecliptic.