... The highlight of the month is the total eclipse of the Moon during the night of December 20/21. ... Listed below are some of the key events, and the times they will occur, during December's total lunar eclipse. ... The eclipse is also visible in its entirety from Alaska (local time is UT тАУ 9 hours) and Hawaii (UT тАУ 10 hours), but be aware that most of the eclipse occurs on the 20th in these two regions. ... Penumbral Eclipse Begins . ... Partial Eclipse Begins . ... Total Eclipse Begins . ...

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• ASP: The Moon: It's Just a Phase It's Going Through...
• ASP: Shadow Play: 1998's Total Solar Eclipse

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Armagh Observatory reports that, if skies are clear on the night of 27/28 September, skywatchers will witness a rare total eclipse of the Moon during the early hours of Monday 28th. ... As the eclipse progresses from penumbral to partial phase, and then towards totality, it is interesting to observe how the dark shadow of the Earth slowly encroaches on the Full Moon until the Moon is nearly completely obscured. ...

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• Solar Eclipse 2008 August 1st
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... Tonight's Sky . ... The Magazine . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Bright planets meet at dusk . ... Astronomy magazine subscribers can read the full article for free. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

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• How do light pollution filters work? Do they actually help? | Astronomy.com

... A total lunar eclipse mainly visible from Europe, Asia, and Africa, will occur on January 9th as the full Moon glides through the long, but not so dark shadow of planet Earth . ... For example, this image is a composite of photographs taken during the July 2000 total lunar eclipse. ... While the July 2000 eclipse was not the first or last of any millennium, it was remarkable for being the longest eclipse for about the next 1,000 years, totality lasting an impressive one hour and 47 minutes. ... July...

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• Clouds, Plane, Sun, Eclipse
• A Daylight Eclipse of Venus
• Астронет > A Daylight Eclipse of Venus

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2007 June 20 . A Daylight Eclipse of Venus . ... Just two days ago, two of the three celestial objects easily visible during the day appeared to collide. ... Moments after this image was taken, the Moon, visible as the crescent on the right of the above image , eclipsed Venus , appearing near half phase on the lower left. ... About APOD | ...

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• APOD: 2003 January 6 - Shadow Cone of a Total Solar Eclipse
• APOD: 2005 April 11 - Clouds, Plane, Sun, Eclipse
• APOD: 2010 August 4 - Eclipse Shadow Cone Over Patagonia

... Home Gallery Astrophotography Urban Lunar Eclipses . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Several lunar eclipses have been visible from the New York area as these photographs from AAA members show. ... Penumbral lunar eclipse, New York City . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

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• Tale-of-2-Transits, 2012 Annular Eclipse and Transit of Venus ? Amateur
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• eclipse_10_08_2014 ? Amateur Astronomers Association of New York

Lunar Libration . Articles | ... Actually, a slight rocking motion, called libration,* makes about 59% of the Moon's surface visible from our planet Earth -- though only 50% at any one time. ... Add to that, the approximate 1.5 degree tilt of the Moon's equator to the ecliptic, and you have the inclination of the Moon's equator to the plane of its orbit around Earth at some 6.5 degrees (5 + 1.5 = 6.5). ... Re-published on Astronomy Net with permission of the author. ... www.astronomy.net . ...

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• Solar Eclipses At Sea - Ted Pedas Associates, AstroGuide Listing
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• Astronomy articles, forums, listings, and other resources about Astronomy.

The Sun's corona . ... For instance, short "plumes" rising from the polar regions of the Sun look very much like field lines coming out of the end of a bar magnet, and they therefore suggest that the Sun, in addition to the intense fields of sunspots, also has a global magnetic field like the Earth's. Arches above the . Sun's surface . ... It is brightest near sunspots, whose arched field lines apparently hamper the outflow of solar wind which carries away energy and helps cool the corona. ...

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• Sun Picture List

... The March 20 total solar eclipse was visible over the North Atlantic and Arctic Oceans. ... Solar eclipses are of interest for radio astronomy, as they make it possible to observe individual details on the solar disc (spots, filaments, flocculi, etc.) ... On March 20, 2015 the integrated observations of the solar eclipse were carried out at the RATAN-600 radio telescope at 70 wavelengths simultaneously in the range of 1.65cm to 10cm with the 1% frequency resolution. ...

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Astronotes Armagh Planetarium's Stellar Blog! ... Solar System . Sun . Moon . ... March . ... A partial solar eclipse seen from Minneapolis, Minnesota, USA on 20 May 21012. Image credit: T. Ruen via wWikimedia.org . ... March also brings around the rare spectacle of a total solar eclipse on the 20 th . ... Jupiter meets the Crab in the March sky (image credit: Samantha Steed/Armagh Planetarium/Stellarium) . ... Image credit: Samantha Steed/Armagh Planetarium/Stellarium) . ...

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• Viewing the Partial Solar Eclipse of 20 March 2014 | Astronotes
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... Eclipses of the Moon in 2009 : . In 2009 there are four eclipses of the Moon (tree penumbral eclipses on February 9, July 7, and August 5-6 and a partial eclipse on December 31). ... Moon enters penumbra (P 1 ) . ... Moon leaves penumbra (P 4 ) . ... Eclipse, lunar : . ... It may be total (the Moon passing completely through the Earth's umbra ), partial (the Moon passing partially through the Earth's umbra at maximum eclipse), or penumbral (the Moon passing only through the Earth's penumbra ). ...

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• MAO NASU :: Topic: Unlimited Access to Articles (1/1)
• Celestial calendar - Solar Eclipses

On Thursday, 1998 February 26, a total eclipse of the Sun was visible from within a narrow corridor traversing the Western Hemisphere. The totality path (or path of the Moon's umbral shadow) began in the Pacific, continued through northern South America and the Caribbean Sea, and ended at sunset off the Atlantic coast of Africa. ... Some of the best placed sites along the totality path were in Venezuela. ... Exposure time was 1/2 second. At this location totality lasted 3min 36sec. ...

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• Educator's Guide to Eclipses
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• Frank's Deep Space Page

Total lunar eclipse of 2014, April 15 The beginning of the eclipse is visible from the extreme western Africa, Northern and South America, south of Greenland, Antarctica from outside the South America, Atlantic, and eastern Silent oceans. ... 15 56.57 15 31.03 Circumstances of the Eclipse Position Angles of the Moon's axis h m o Moon enters penumbra . April 15, 4 51.9 23.20 Moon enters umbra . ... 7 45.7 22.95 Moon leaves totality . 8 24.9 22.89 Moon leaves umbra . ... eclipse|eclipse | ...

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• http://www.ipa.nw.ru/PAGE/EDITION/ENG/AE/e20150928lua.txt
• http://www.ipa.nw.ru/PAGE/EDITION/ENG/AE/e20070303lua.txt
• http://www.ipa.nw.ru/PAGE/EDITION/ENG/AE/e20051017lua.txt

... We present a computer program for modelling energy flux distribution and light curves of eclipsing binaries from far ultraviolet to infrared regions. The Roche model is assumed. Proximity effects of components (reflection of radiation and surface gravity darkening) are taken into account. ... Figure 1: The surface temperature distribution for Algol A-B system before (upper plot) and after (lower plot) correction for temperature due to the irradiation effect. ...

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... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des reportages . ... les plus belles images de l'Univers d–їcrypt–їes pour vous . ... Accueil Eclipse partielle de Soleil –Љ lвАЩhorizon . ... C'est ce qu'on appelle une –їclipse de Soleil . ... Pour avoir tous les horaires pr–їcis et la portion de Soleil –їclips–їe en fonction de la ville dans laquelle vous vous trouvez, vous pouvez consulter l'article d' Emmanuel Beaudoin consacr–ї –Љ l'–їv–їnement dans Ciel et Espace de janvier 2011...

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• La com†иte Hartley 2 visible †а lтАЩЉУil nu ! | Ciel et Espace
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Contents. planet: 5 - Jupiter satellites: J1 - Io : 10, J3 - Ganymede : 15, J4 - Callisto : 6 total number: 31 type: relative dates: 1997-1997 observatory: see observatories list in the relevant article. ... Emelianov N. V., Vashkovjak S. N. (2009) Astrometric results of the observations of the mutual occultations and eclipses of the Galilean satellites of Jupiter in 1997. ... Position angle A in degrees (topocentric for mutual occultation or heliocentric for mutual eclipse) 10. ...

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• jg0027
• jg0036
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Астрономия и Космос Небесные тела Планеты и их спутники . Видимым парадом планет называется планетная конфигурация, когда пять ярких планет Солнечной системы (Меркурий, Венера, Марс, Юпитер и Сатурн) в своем движении по небосводу подходят друг к другу на близкое расстояние и становятся видны в одно время в небольшом секторе (10 - 40 градусов) неба. ... Из выше описанного видно, что парад планет можно наблюдать, либо вечером, либо утром. ... Не пропустите ОСЕННИЙ ПАРАД планет 2002 года! ...

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• Метагалактика ( Часть 2 ) - Астрономия и Космос
• Гюйгенс Христиан - Астрономия и Космос

... 320, P L45-L48 (1997). Abstract . ... 320, P L49-L52 (1997). ... 320, P L53-L56 (1997). ... 320, P L57-L59 (1997). ... 320, P 685-695 (1997). ... 320, P 696-704 (1997). ... 320, P 705-716 (1997). ... 320, P 717-730 (1997). ... 320, P 731-745 (1997). ... 320, P 746-756 (1997). ... 320, P 757-775 (1997). ... 320, P 776-782 (1997). ... 320, P 783-786 (1997). ... 320, P 787-790 (1997). ... 320, P 791-798 (1997). ... 320, P 799-810 (1997). ... 320, P 811-822 (1997). ... helpdesk@link.springer.de . ...

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• Springer LINK:A&A-EE: Table of Contents Volume 318 Number 1 (1997)
• Springer LINK:A&A-EE: Table of Contents Volume 319 Number 3 (1997)
• Album: 06 15 Lunar eclipse

... Bad Astronomy . ... On Thursday, February 15th 2001 (and replayed on March 19), the Fox TV network aired a program called ``Conspiracy Theory: Did We Land on the Moon?'', hosted by X-Files actor Mitch Pileggi. ... Dust around the lander . ... However, it appeals to our common sense: when the sky is black here on Earth, we see stars. ... Bad: The program claims that when the top half of the lander took off from the Moon to bring the astronauts back into orbit, there was no flame from the rocket. ...

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... In this section, we develop a physical model of the secondary as a disk that is centrifugally supported in the radial direction and hydrostatically supported in the vertical direction. We assume that the disk is vertically isothermal and well mixed. ... where is the mean molecular mass of the gas, is the orbital period at the outer edge of the disk in years, and all of the mass of the secondary has been assumed to be concentrated near its center, so the Keplerian approximation is valid. ...

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• Characteristics of the Aurig? System
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• Period Criteria