what is the relation between umbral magnitude of the Moon and total duration for a total Moon eclipse?

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what is the relation between umbral magnitude of the Moon and total duration for a total Moon eclipse?

2007-12-23 08:50:26 · 2 answers · asked by tudose.lucica 1 in Science & Mathematics ➔ Astronomy & Space

2 answers

A bit complex for here try
http://www.mreclipse.com
any help?

2007-12-23 09:08:00 · answer #1 · answered by Beacher 7 · 0⤊ 0⤋

Hi. When the Moon passes directly in line with the Earth between it and the Sun, the umbra passes across the Moon's center. This is the maximum darkness condition. This also takes longer because the shadow has to pass all the way across the Moon's diameter.

2007-12-23 17:30:46 · answer #2 · answered by Cirric 7 · 0⤊ 0⤋