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2017 Total Solar Eclipse across America
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Tony Rice
January 28, 2017
Science
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27
2017 Total Solar Eclipse across America
Delivered at Astronomy Days 2017 at the North Carolina Museum of Natural Sciences, Raleigh NC
Tony Rice
January 28, 2017
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Transcript
An Eclipse to Remember Where will you be on August
21, 2017?
Presentation Overview • Eclipse 101 • How to enjoy a
partial eclipse • What’s the big deal about a total eclipse? • Resources for viewing, holding eclipse parties, and more
Have You Seen an Eclipse? What’s Going On?
Basic Types of Eclipses Illustrations not to scale
Remember: Which One Gets Darker?
What is a Solar Eclipse? Not to scale © exploratorium.edu
2:50pm EDT 3:00pm EDT 3:10pm EDT Where will you be
on Monday August 21, 2017? NASA’s total eclipse website: eclipse2017.nasa.gov 90% coverage Path of the total solar eclipse 90% coverage 75% coverage 75% coverage 50% coverage 50% coverage 25% coverage 10:10am PDT 10:20am PDT 11:30am MDT 11:40am MDT 11:50am MDT 1:00pm CDT 1:10pm CDT 1:20pm CDT 1:30pm EDT 2:40pm EDT Image courtesy NASA 3mm HOLE
A Total Eclipse from Space
The View from Earth
Everyone Sees a Partial Eclipse If it’s clear out…
Viewing the Partial Eclipse • Projection of image – Pinhole
or using tools • Directly with filter • Live streaming the event
Watch the Show Safely! Pinhole Projection Photo Credit: exploratorium.edu
Project the Sun with Tools – and Care
Observing Directly with Filters Eclipse Glasses Not sunglasses! #14 Welders
Glasses
Use Special Care with Filtered Optics
2:50pm EDT 3:00pm EDT 3:10pm EDT Where will you be
on Monday August 21, 2017? NASA’s total eclipse website: eclipse2017.nasa.gov 90% coverage Path of the total solar eclipse 90% coverage 75% coverage 75% coverage 50% coverage 50% coverage 25% coverage 10:10am PDT 10:20am PDT 11:30am MDT 11:40am MDT 11:50am MDT 1:00pm CDT 1:10pm CDT 1:20pm CDT 1:30pm EDT 2:40pm EDT Image courtesy NASA 3mm HOLE
This is a Total Eclipse Catch it if you can!
If This Is Your 1st Total Eclipse Our Advice? Don’t.
and you want to take photos or videos…
Plan ahead Totality lasts about 2 minutes. In North Carolina
is will happen at 2:36pm EDT
None
None
Wednesday, May 11, 2078 2:30:25 pm EDT
Bring Friends and Family
Involve Your Community
Viewing Resources for Every Place bit.ly/NSNEclipse • Find this presentation
plus postcards, activities, connection with your local astronomy club
Extensions • Types of Eclipses • Why Don’t Eclipses Happen
Every Month? • Cosmic Coincidence • Myths and stories
Types of Eclipses
Why Don’t Eclipses Happen Every Month?
None
Cosmic Coincidence Sun’s Diameter 400x Moon Diameter Sun’s Distance 400x
Moon Distance
None