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The Astronomy Club of Akron

Saturday, October 8, 2011 at 1:00PM

SPECIAL EVENT at the ACA Observatory

Program: View the Sun in H-
* !
View our star, the Sun, with detail shown
only when the view is limited to the light of
Hydrogen-alpha (H-
α) at 656.28 nm (6562.8 Ångstroms)
provided by specially equipped solar telescopes.
Click here for a current movie of the Sun in H-α light

Click here for a current image of the active sunspots

Here's what we have on tap for this event:
At least two H-α (Hydrogen-alpha) telescopes,
at least one white light filtered telescope,
at least one radio telescope
and grilled hotdogs while they last.
And the best free coffee in Akron, too!

Click for MAP & DIRECTIONS to ACA Observatory

This event

* What is Hydrogen-alpha light?  See: http://en.wikipedia.org/wiki/Hydrogen-alpha
H-alpha (Hα) is a specific red visible spectral line created by hydrogen with a wavelength of 656.28 nm, which occurs when a hydrogen electron falls from its third to second lowest energy level.

Be sure to hit the REFRESH / RELOAD button on your browser
(or the <F5> key on your keyboard) for up-to-date information

Live AccuWeather Satellite Mosaic

Jet Stream
(updates automatically to latest available image)
    The Jet Stream affects astronomical "seeing" (steadiness of the air)
    If we're in a gray area, seeing will not be as good as in a white area.
    If we're in a white area, the shorter the arrows, the better.

To contact club officers with questions or comments, please visit our Contacts page
Copyright © 2011 Astronomy Club of Akron, Inc. - a 501(c)3 non-profit organization
Last modified: 03/25/12


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