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http://www.aaa.org/EyepieceFiles/aaa/2015_01_January_Eyepiece.pdf.
http://www.aaa.org/EyepieceFiles/aaa/2015_01_January_Eyepiece.pdf.
1. The Very Large Telescope Project
... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...
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Ссылки http://www.eso.org/projects/vlt/ -- 8.6 Кб -- 03.04.2006
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2. Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,
... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...
3. Impact Hazard
... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...
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Ссылки http://star.arm.ac.uk/impact-hazard/ -- 11.3 Кб -- 29.06.2012
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4. Telescope nights at Armagh Planetarium | Astronotes
Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . Colin Johnston . ... Telescopes and Observatories . ... January . ... By admin February 20, 2013 Posted in: Armagh Planetarium . ... M42, the Great Nebula in Orion, imaged through Armagh Planetarium?s telescope in January 2013. ... Image credit: Colin Johnston/Armagh Planetarium) . ... M31, the Andromeda Galaxy, imaged with the new telescope in January 2013. ... Armagh Planetarium?s new telescope in action in January 2013. ...
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Ссылки http://www.armaghplanet.com/blog/telescope-nights-at-armagh-planetarium.html -- 48.1 Кб -- 09.04.2016
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5. smalltelae
The small solids. Asteroids or the small planetes . ... The comets. ... Ceneca the Young.Procuring about the nature.63 y. The comet is a celestial body of a great size, but a rare one... transparent. Sometimes there seen a core and the medium forms a kind of a tail, beard or dishevelled looks. ... The core is an ice body - conglomeration of frosted gas and dust. ... The comet state is variable: ones have the con tails, others the dust tails, and the third have both. ... Meteors and meteorites. ...
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Ссылки http://www.space.vsi.ru/smalltelae.htm -- 11.8 Кб -- 14.10.2000
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6. Solar System Extrema
Here are listed the largest , brightest and densest of the major bodies in the solar system and those with best prospects for life. ... Earth is the tiny spot between Jupiter and the Sun). This composite shows Earth and the remaining 11 large solar system objects at a scale of 100 km/pixel. ... Note : Neptune is slightly denser than Uranus. ... But even if no life exists on other bodies in our solar system, it seem to be likely that there's probably life elsewhere in our galaxy. ... Extrema .. ...
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Ссылки http://www.sai.msu.su/tnp/datamax.html -- 7.9 Кб -- 01.10.2012
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7. HDF-S Observing Strategy
Discussions about the observing strategy for the HDF-S focussed primarily on the questions: . What filters/gratings to use for each instrument ? What exposure time to use for each filter/grating ? ... Different areas of the Version 1 output image correspond to variable amounts of exposure time, due to the relatively large pointing shifts necessitated by the multi-instrument observing strategy. ... WFPC-2 Filters, exposure times and limiting AB magnitudes for Version 1 images . Filter . ...
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Ссылки http://www.stsci.edu/ftp/science/hdfsouth/obs_strategy.html -- 10.0 Кб -- 24.05.2000
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8. radioastron
... Records were made this January when the RadioAstron satellite was joined by ground-based telescopes, forming a radio telescope 220,000 km across тАУ roughly 20 times larger than the Earth. RadioAstron , a Russian orbital telescope of 10 meter diameter, joined with ground-based observatories to resolve objects 50 times smaller than is possible with the Hubble Space Telescope. ... Images: . The RadioAstron spaceantenna observes a celestial radio source simultaneously with ground-based dishes. ...
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Ссылки http://www.naic.edu/science/radioastron%20radiotelescope.html -- 10.1 Кб -- 08.05.2012
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9. Estimating the Moon's Distance
... The Round Earth . ... Aristarchus around 270 BC derived the Moon's distance from the duration of a lunar eclipse (Hipparchus later found an independent method). ... Let R be the radius of that circle and T the time it takes the Moon to go around once, about one month. ... Viewed from Earth, a "new Moon" (occuring between the time a thin crescent is last seen before sunrise and the time one is seen shortly after sunset) happens when the Moon in its apparent motion around the sky overtakes the Sun. ...
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Ссылки http://www.iki.rssi.ru/mirrors/stern/stargaze/Shipprc2.htm -- 10.6 Кб -- 21.12.2007
[ Сохраненная копия ] Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Shipprc2.htm -- 10.6 Кб -- 22.12.2007
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[ Сохраненная копия ] Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Shipprc2.htm -- 10.6 Кб -- 22.12.2007
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10. Urban Lunar Eclipses ? Amateur Astronomers Association of New York
... 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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Ссылки http://www.aaa.org/gallery-2/astrophotography/urban-lunar-eclipses/ -- 106.9 Кб -- 10.04.2016
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11. ASP: An Ancient Universe - The Age of Light from the Most Distant Galaxies
An Ancient Universe: How Astronomers Know the Vast Scale of Cosmic Time . THE ANCIENT UNIVERSE . c) The Age of Light from the Most Distant Galaxies: The "Time Machine" Effect . ... Thus we are actually seeing these galaxies not as they are today, but as they were billions of years ago. ... The Universe: An Overview | ... The Ancient Universe - The Age of the Expanding Universe - The Age of the Oldest Stars - The Age of Light From Distant Galaxies - The Age of the Chemical Elements | ...
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Ссылки http://www.astrosociety.org/edu/publications/tnl/56/ancient3.html -- 9.1 Кб -- 02.10.2012
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12. Amateur Telescope Makers of Boston
... A star party is a gathering of amateur astronomers who set up their telescopes and observe the dynamic night sky. ... Star parties are best scheduled during first quarter and waxing gibbous Moon. During full moon, the moon is so bright it obscures a view of other celestial objects and even the Moon is best viewed when NOT full. ... We will consult local weather forecasters and make a decision by 2:00p on the day of the star party. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
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Ссылки http://www.atmob.org/library/starparties.php -- 9.6 Кб -- 09.04.2016
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13. Parallax
... The greater the distance, the smaller the parallax. ... That triangle has the same proportions as the much larger triangle ABC, and therefore, if the distance B'C to the thumb is 10 times the distance A'B' between the eyes, the distance AC to the far landmark is also 10 times the distance AB. ... The most distant objects our eyes can see are the stars, and they are very far indeed: light which moves at 300,000 kilometers (186,000 miles) per second, would take years, often many years, to reach them. ...
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Ссылки http://www.iki.rssi.ru/magbase/REFMAN/STARGAZE/Sparalax.htm -- 7.1 Кб -- 21.12.2007
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14. Large Scale Structure of Orion
... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Australia Telescope Online Archive (ATOA) . ... Parkes | ... Australia Telescope 20GHz Survey . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... The Secret Inner Life of the Orion Nebula . ...
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Ссылки http://www.atnf.csiro.au/pasa/18_1/schultz/paper/node2.html -- 50.6 Кб -- 08.04.2016
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15. Saturn's Moon Titan
Titan . ... Hubble Space Telescope Images of Titan's surface . ... Later that year, it will release the European-built Huygens probe for a descent through Titan's atmosphere. ... This artist's rendering shows the European Space Agency's Huygens probe descending into the atmosphere of Saturn's moon Titan after being released by NASA's Cassini spacecraft. ... This artist's rendering shows the Huygens probe on the surface of Saturn's moon Titan after being released by NASA's Cassini spacecraft. ...
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Ссылки http://www.iki.rssi.ru/solar/eng/titan.htm -- 11.2 Кб -- 15.10.1997
[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/irlab/Astro/solar/eng/titan.htm -- 12.2 Кб -- 15.03.1998
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[ Сохраненная копия ] Ссылки http://www.arcetri.astro.it/irlab/Astro/solar/eng/titan.htm -- 12.2 Кб -- 15.03.1998
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16. Tunguska: The Largest Recent Impact Event
Astronomy Picture of the Day . ... Credit: Leonid Krulik Expedition, Wikipedia Explanation: Yes, but can your meteor do this? The most powerful natural explosion in recent Earth history occurred on 1908 June 30 when a meteor exploded above the Tunguska River in Siberia , Russia . ... The above picture was taken by a Russian expedition to the Tunguska site almost 20 years after the event, finding trees littering the ground like toothpicks. ... NASA Web Site Statements, Warnings, and Disclaimers . ...
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Ссылки http://www.astronet.ru/db/xware/msg/apod/2007-11-14 -- 14.9 Кб -- 15.11.2007
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17. http://www.issp.ac.ru/iao/apao/2014/problems/pages01-02_ap14_t_en_a.pdf
... 2014 Irkutsk-Listvyanka, Russia G r o u p language English Theoretical round General note. ... Footstep of babr. Babr is a local representative of the biological family of cats (felidae) depicted on the coat of arms of Irkutsk, and the emblem of the X APAO (with a telescope in his mouth). ... Orion's Belt. The Babr decided to join company of astronomy animals-observers and came to Listvyanka to the X APAO to take photos of stars of Orion's Belt near the horizon. ... ISS in Zenith. ...
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Ссылки http://www.issp.ac.ru/iao/apao/2014/problems/pages01-02_ap14_t_en_a.pdf -- 325.4 Кб -- 02.12.2014
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18. The Russian TESIS Observatory will observe two solar eclipses from space
... This year's eclipse is unique in duration. ... Although, at the present time, there are 6 solar observatories belonging to leading space agencies in orbit around the Earth, the eclipse of 22 July, 2009, will only be seen by two of them: the Russian CORONAS-PHOTON satellite equipped with TESIS telescopes and Japan's HINODE satellite fitted with an XRT space telescope. ... TESIS will be the first of the two devices (and the very first on Earth) to witness the solar eclipse. ...
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Ссылки http://www.tesis.lebedev.ru/en/info/tesis_20090720_en.php -- 13.4 Кб -- 01.10.2012
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19. All about Jupiter
... 142,800 Mean density (kg/m^3) .. ... 5.203 Rotation period (length of day in Earth hours).. 9.8 Revolution period (length of year) (in Earth years). 11.86 Obliquity (tilt of axis) (degrees).. 3.08 Orbit inclination (degrees).. 1.3 Orbit eccentricity.. 0.048 Mean surface temperature (K)........................ 120 (cloud tops) Visual geometric albedo.. 0.44 Atmospheric components.............................. 90% hydrogen, 10% helium, .07% methane Rings.. ...
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Ссылки http://zebu.uoregon.edu/disted/ph121/l15.html -- 14.1 Кб -- 18.11.2008
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20. http://www.ipa.nw.ru/conference/2002/sovet/PS/LUKASHEV.PS
... 8, ``Celestial Mechanics'', 2002 Canon of solar eclipses in Russia for the interval 1000--2050 M. V. Lukashova, L. I. Rumjantseva Institute of Applied Astronomy, St. Petersburg, Russia Solar eclipses are quite rare events. ... The Canon contains the basic data about the solar eclipses observed in ter ritory of the former USSR (in boundaries of 1990) from 1000 to 2050 with the magnitude of phase exceeding 0.1. ... Beginning from 1887 several canons of solar eclipses were published. ...
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Ссылки http://www.ipa.nw.ru/conference/2002/sovet/PS/LUKASHEV.PS -- 28.3 Кб -- 19.08.2002
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