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  2. Umbra, penumbra and antumbra - Wikipedia

    en.wikipedia.org/wiki/Umbra,_penumbra_and_antumbra

    An observer in the penumbra experiences a partial eclipse. An alternative definition is that the penumbra is the region where some or all of the light source is obscured (i.e., the umbra is a subset of the penumbra). For example, NASA's Navigation and Ancillary Information Facility defines that a body in the umbra is also within the penumbra. [2]

  3. File:Umbra01.svg - Wikipedia

    en.wikipedia.org/wiki/File:Umbra01.svg

    The umbra is the dark inner shadow and the penumbra is the faint outer shadow. The path of totality is the path that is travelled by the umbra and anyone located on it can see the total eclipse. Anyone who is in the vicinity of the umbra in the penumbra is able to see the partial eclipse.

  4. Total penumbral lunar eclipse - Wikipedia

    en.wikipedia.org/wiki/Total_penumbral_lunar_eclipse

    The penumbral lunar eclipse on March 14, 2006 was a total penumbral eclipse. A total penumbral lunar eclipse is a lunar eclipse that occurs when the Moon becomes completely immersed in the penumbral cone of the Earth without touching the umbra. [1] The path for the Moon to pass within the penumbra and outside the umbra is very narrow.

  5. What is an umbra? A penumbra? Here's some terms to know ... - AOL

    www.aol.com/umbra-penumbra-heres-terms-know...

    The super blood moon lunar eclipse occurred late in the night of Sunday, Jan. 20, 2019, and carried over into early morning Monday. The shadow from Earth, called the penumbra, begins to fall upon ...

  6. A NASA video shows what this month's lunar eclipse will look ...

    www.aol.com/article/2015/09/14/a-nasa-video...

    During a total lunar eclipse, the moon passes completely through Earth's shadow, which has two parts: the penumbra and umbra, labeled below: lunar eclipse.

  7. Millions of Americans can see a total lunar eclipse in March ...

    www.aol.com/millions-americans-see-total-lunar...

    The total lunar eclipse will be visible throughout the U.S. on the night of March 13-14. The website Time and Date predicts the moon will complete all of the eclipse phases in 6 hours, 3 minutes.

  8. Template:Total lunar eclipse contacts - Wikipedia

    en.wikipedia.org/wiki/Template:Total_lunar...

    The timing of total lunar eclipses are determined by its contacts: [1] P1 (First contact): Beginning of the penumbral eclipse. Earth's penumbra touches the Moon's outer limb. U1 (Second contact): Beginning of the partial eclipse. Earth's umbra touches the Moon's outer limb. U2 (Third contact): Beginning of the total eclipse. The Moon's surface ...

  9. Lunar eclipse - Wikipedia

    en.wikipedia.org/wiki/Lunar_eclipse

    A special type of penumbral eclipse is a total penumbral lunar eclipse, during which the entire Moon lies exclusively within Earth's penumbra. Total penumbral eclipses are rare, and when these occur, the portion of the Moon closest to the umbra may appear slightly darker than the rest of the lunar disk.