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126121. INAF - Osservatorio di Arcetri
... Home . ... Come raggiungere l'Osservatorio . ... Amici di Arcetri . ... AstroBignУ? home - Lists of bignУ?'s Current season Other seasons . ... Home - Top - Current season - Other Seasons . ... The M4DP was optically calibrated at INAF Merate by a working group led by Arcetri: the optical test allowed to flatten, align and co-phase the shells at the requested 20 nm RMS Wavefront accuracy; also, specific procedures for the M4 calibration were tested. ... Top - Current Season - Previous seasons . ...
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Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2022-01-1 -- 147.0 Кб -- 12.04.2016
[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2022-1-1 -- 147.0 Кб -- 12.04.2016
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[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2022-1-1 -- 147.0 Кб -- 12.04.2016
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126122. XWare > APOD
... Seen from central and northern Asia, the Sun and New Moon set together on January 4, in a partial solar eclipse. ... For many Europeans, the Sun and New Moon rose together on January 4 in a partial solar eclipse. Arriving close on the heels of the new year, it was the first of a series of four(!) partial solar eclipses due in 2011. ... Skywatchers throughout much of Europe, North Africa, and Central Asia, were treated to the first eclipse of the new year on January 4, a partial eclipse of the Sun. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=88&d=2013-05 -- 15.0 Кб -- 12.04.2016
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126123. XWare > APOD
... The blue regions shine primarily by reflected light. ... Comet Lovejoy Before Galaxy M63 . ... Surprising Comet ISON . ... After failing to appear for Sun staring spacecraft at perihelion, its harrowing closest approach to the Sun, sungrazing Comet ISON was presumed lost. ... Sungrazing Comet ISON reached perihelion, its closest approach to the Sun, yesterday, November 28, at 18:45 UT. ... NGC 1999: South of Orion . ... Comet Hale-Bopp, the Great Comet of 1997, was quite a sight. ... 1997 1998 . ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2016-04 -- 14.2 Кб -- 12.04.2016
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126124. XWare > APOD
... Saturn from Above . ... This image of Saturn could not have been taken from Earth. ... Since Earth is much closer to the Sun than Saturn, only the day side of the ringed planet is visible from the Earth. Three Galaxies and a Comet . ... Sh2 155: The Cave Nebula . ... Venus, Zodiacal Light, and the Galactic Center . ... The Great Carina Nebula . ... Hale Bopp: The Great Comet of 1997 . ... Sixteen years ago, Comet Hale-Bopp rounded the Sun and offered a dazzling spectacle in planet Earth's night. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2016-02 -- 14.7 Кб -- 12.04.2016
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126125. XWare > APOD
... Heavy Black Hole Jets in 4U1630 47 . ... What are black hole jets made of? ... This ball of over 100,000 stars is a relic from the early years of our Galaxy, and continues to orbit the Milky Way's center. Aurora and Unusual Clouds Over Iceland . ... The Magnificent Tail of Comet McNaught . ... Active Comet ISON . ... Falling through planet Earth's predawn skies toward its close encounter with the Sun on November 28, Comet ISON is coming to life. ... The Unexpected Tails of Asteroid P5 . ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2016-03 -- 14.7 Кб -- 12.04.2016
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126126. XWare > APOD
... Colorful stars trail through this late summer, night skyscape from Cape Cod, Massachusetts. ... Moon, Venus, and Planet Earth . ... M45: The Pleiades Star Cluster . ... Have you ever seen the Pleiades star cluster? ... Perhaps the most famous star cluster on the sky, the bright stars of the Pleiades can be seen without binoculars from even the depths of a light-polluted city. ... On September 8, brilliant planet Venus appearing as the evening star stood near a slender, crescent Moon at sunset. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2016-01 -- 15.0 Кб -- 12.04.2016
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126127. XWare > APOD
... IC 5067 in the Pelican Nebula . 22.08.2013 . ... Perseid Meteors Over China . ... Comet dust rained down on planet Earth earlier this month, streaking through dark skies in the annual Perseid meteor shower. ... Venus and the Triply Ultraviolet Sun . ... Why would the sky still glow after sunset? ... Skylab Over Earth . ... Using a small telescope to scan the skies on August 14, Japanese amateur astronomer Koichi Itagaki discovered a "new" star within the boundaries of the constellation Delphinus. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-12 -- 15.3 Кб -- 12.04.2016
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126128. INAF - Osservatorio di Arcetri
... Home . ... Come raggiungere l'Osservatorio . ... Amici di Arcetri . ... AstroBignУ? home - Lists of bignУ?'s Current season Other seasons . ... Home - Top - Current season - Other Seasons . ... The M4DP was optically calibrated at INAF Merate by a working group led by Arcetri: the optical test allowed to flatten, align and co-phase the shells at the requested 20 nm RMS Wavefront accuracy; also, specific procedures for the M4 calibration were tested. ... Top - Current Season - Previous seasons . ...
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Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2021-08-1 -- 147.0 Кб -- 12.04.2016
[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2021-8-1 -- 147.0 Кб -- 12.04.2016
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[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/index.php?option=com_content&view=category&Itemid=424&id=202&iccaldate=2021-8-1 -- 147.0 Кб -- 12.04.2016
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126129. The VLT platform on top of Cerro Paranal | ESO United States
... Member States . ... VLT/Paranal . ... Survey Telescopes . ... VLT Unit Telescopes Names . ... This image shows the platform on the summit of Cerro Paranal, in Northern Chile that houses the ESO Very Large Telescope (VLT). Three of the enclosures protecting the 8.2-metre diameter VLT Unit Telescopes (UTs) are shown and the photographer was on the top of the fourth one, about 35 metres above the platform. ... Behind the telescopes the desert hills surrounding Cerro Paranal stretch into the distance. ...
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Ссылки http://www.eso.org/public/usa/images/eso-paranal-29/ -- 93.3 Кб -- 12.04.2016
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126130. XWare > APOD
... Earth and Moon from Saturn . ... The Seasons of Saturn . ... Since Saturn's axis is tilted as it orbits the Sun, Saturn has seasons, like those of planet Earth ... but Saturn's seasons last for over seven years. So what season is it on Saturn now? ... Take a Picture of Saturn . ... Hidden Galaxy IC 342 . ... Similar in size to large, bright spiral galaxies in our neighborhood, IC 342 is a mere 10 million light-years distant in the long-necked, northern constellation Camelopardalis. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-11 -- 14.9 Кб -- 12.04.2016
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126131. XWare > APOD
... Today, the solstice is at 05:04 Universal Time, the Sun reaching the northernmost declination in its yearly journey through planet Earth's sky. A June solstice marks the astronomical beginning of summer in the northern hemisphere and winter in the south. ... First, in the foreground, is Crater Lake -- a caldera created by volcanism on planet Earth about 7,700 years ago. ... APOD Turns Eighteen . ... The first APOD appeared eighteen years ago today, on 1995 June 16. ... Sharpless 115 . ... June . ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-10 -- 14.7 Кб -- 12.04.2016
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126132. XWare > APOD
... The Big Dipper . ... This common question frequently precedes the rediscovery of one of the most commonly recognized configurations of stars on the northern sky: the Big Dipper. ... But near local midnight on April 11, this mosaic of 3 minute long exposures revealed a green, unusually intense, atmospheric airglow stretching over thin clouds. ... This skyscape finds an esthetic balance of interstellar dust and gas residing in the suburbs of the nebula rich constellation of Orion. ... April . ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-08 -- 15.5 Кб -- 12.04.2016
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126133. XWare > APOD
... Red Sprite Lightning with Aurora . ... The Red Rectangle Nebula from Hubble . ... Blue Sun Bursting . ... Once the famous sunset comet, PanSTARRS (C/2011 L4) is now visible all night from much of the northern hemisphere, bound for the outer solar system as it climbs high above the ecliptic plane. ... Four X-class Flares . ... Swinging around the Sun's eastern limb on Monday, a group of sunspots labeled active region AR1748 has produced the first four X-class solar flares of 2013 in less than 48...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-09 -- 15.2 Кб -- 12.04.2016
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126134. XWare > APOD
Astronomy Picture of the Day . Mercury on the Horizon . ... Because Mercury orbits so close to the Sun, it never wanders far from the Sun in Earth's sky. If trailing the Sun, Mercury will be visible low on the horizon for only a short while after sunset. ... Thousands of people living near the Ural Mountains in Russia saw last Friday morning one of the more spectacular meteors of modern times streak across the sky. ... Asteroid 2012 DA14 Passes the Earth . ... Reflected Aurora Over Alaska . ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-06 -- 15.0 Кб -- 12.04.2016
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126135. astro-ph
... astro-ph . ... Abbott, The Virgo Collaboration: B. P.. ... Anderson, R.. Anderson, Scott F.. Anderson, Tom H.. Anderson, William M.. - . ... Bissok, Martin. ... Broeck, Chris Van Den. ... Collaboration, for the XENON. Collaboration, IceCube. Collaboration, MAGIC. Collaboration, Tiina Suomijarvi for the Pierre Auger. ... Evans, Jonathan D.. Evans, M.. ... Evans, Tracey. ... Finn, Lee Samuel. ... Hendry, Martin. ... Kim, Chang-Goo. Kim, K. H.. ... LoSecco, John M.. ...
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Ссылки http://vo.astronet.ru/arxiv/?author=Gretskov%2C%20P. -- 267.2 Кб -- 12.04.2016
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126136. XWare > APOD
... To help find out, NASA launched the twin Gravity Recovery and Interior Laboratory (GRAIL) satellites in 2011 to orbit and map the Moon's surface gravity in unprecedented detail. Comet PANSTARRS Just After Sunset . ... After appearing in a popular photo opportunity with a young crescent Moon near sunset, naked-eye Comet PanSTARRS continues to rise in northern hemisphere skies. ... The comet stands over the western horizon after sunset, joined by the thin, flattened crescent of a day old Moon. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-07 -- 15.2 Кб -- 12.04.2016
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126137. XWare > APOD
... NGC 5189: An Unusually Complex Planetary Nebula . ... When a star like our Sun is dying, it will cast off its outer layers, usually into a simple overall shape. Sometimes this shape is a sphere, sometimes a double lobe, and sometimes a ring or a helix. ... NGC 922: Collisional Ring Galaxy . ... What is sure is that NGC 922 is a ring galaxy created by the collision of a large and small galaxy about 300 million years ago. ... Recorded near the shower's peak in the early hours of December.. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-04 -- 15.0 Кб -- 12.04.2016
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126138. Scientific.ru Альтернативный форум
Альтернативный форум . Scientific.ru Все форумы . ... В. Иващенко (@) - 25.11.2006 18:47 . Re: пространство-время . x203a; x203a; x203a; в ответ на: Re: пространство-время Munin . ... Re: пространство-время Munin, 25.11.2006 20:43 . ... пространство-время В. Иващенко, 08.11.2006 16:50 . ... Re: пространство-время Горбачев, 09.11.2006 19:14 . ... Горбачев, 20.11.2006 12:41 . ... Re: пространство-время зауряд-майор, 09.11.2006 11:11 . ... Re: дык вам тоже Горбачев, 09.11.2006 21:23 . ...
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Ссылки http://www.scientific.ru/dforum/altern/1164469644 -- 25.9 Кб -- 12.04.2016
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126139. XWare > APOD
... Barnard Stares at NGC 2170 . ... NGC 1309: Spiral Galaxy and Friends . ... A gorgeous spiral galaxy some 100 million light-years distant, NGC 1309 lies on the banks of the constellation of the River (Eridanus). NGC 1309 spans about 30,000 light-years, making it about one third the size of our larger Milky Way galaxy. ... Near the outskirts of the Small Magellanic Cloud, a satellite galaxy some 200 thousand light-years distant, lies 5 million year young star cluster NGC 602. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-05 -- 15.1 Кб -- 12.04.2016
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126140. XWare > APOD
... Captured from a hilltop some 30 miles west of the outback town of Mount Carbine, Queensland, a series of exposures follows the progress of the total solar eclipse in this dramatic composite image. ... This month's New Moon brought a total solar eclipse to parts of planet Earth on November 13 (UT). ... As the Moon moves to completely cover the Sun in a total solar eclipse -- like the one set to occur over parts of Australia on Tuesday -- beads of bright sunlight stream around the edge of the Moon. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=87&d=2015-03 -- 15.6 Кб -- 12.04.2016
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