![]() (Moon's altitude 38 deg.) Location: S.W Gainesville Environs, Florida. before Moon left Earth’s penumbral shadow. EDT taken at time of greatest eclipse (Moon's altitude 12 deg., penumbral mag. The right image is essentially a normal full moon taken just before the Moon completely left the Earth’s penumbra. The shading on the lower right part of the Moon is obvious in the left image. Lunar penumbral eclipses are not exactly overwhelming! Still, look at the attached composite photo and one can easily see the eclipse. The public, however, probably would not have noticed anything different. ![]() ![]() Did a lunar eclipse really occur Friday evening, 2013 October 18? Yes, it dida penumbral lunar eclipse of the Hunter’s Full Moon! Skies were surprisingly clear at sunset and astute observers should have detected a subtle shading on the lower right side of the rising Moon. The Lunar Penumbral Eclipse of 2013 October 18. 1.0 sec at f/6.3, ISO 1600, White Balance Daylight. Photo Details: December 21, 2010, 08:19:21 UT, Tele Vue 76 mm APO Refractor, Focal Length 480 mm, Canon EOS 5D Mark II, Exp. Also see larger annotated version with some stars identified with their SAO Numbers (magnitudes in parentheses with decimal points omitted to avoid confusion with stars some near magnitude 11). (Photograph is not a composite of the eclipsed Moon and the star field but a single picture.) Click for larger version (necessary to see stars). The totally eclipsed Moon appears against background stars at 03:19 a.m. This eclipse coincided with the December solstice. The Solstice Lunar Eclipse of 2010 December 21. Photo Details: Tele Vue 76, f/6.3 APO Refractor + 20 mm Plossl + Canon Powershot A710 (Afocal Method), Foc. EST, 10s Right: Reentering Penumbra 10:55 p.m. EST, 1/400s Center: Inside Totality 10:35 p.m. The Total lunar Eclipse of 2008 February 20/21. Images from the 2004 October Total Lunar Eclipse. Darkness and color can also vary across the lunar disk during the eclipse. Distance of the Moon from the center of the Earth's shadow also plays a role. Colors can range from a dull copper color to a deep red and may vary across the lunar disk. Some lunar eclipses are very dark, others bright. Darkness and the hue depend on conditions in the Earth's atmosphere at the time of the eclipse. Thus, the shadow may not be dark but can also be colored reddish since bluer colors are filtered out by the Earth's atmosphere. Sunlight, streaming through Earth's atmosphere, is bent into the Earth's shadow filling the shadow with sunlight. ![]() Totality: 2004 October Total Lunar Eclipse. (Click pictures for largest version available) ![]()
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