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Viewing Posts from February 2013

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    How Do We Know the Russian Meteor and 2012 DA14 Aren’t Related?

    So how can we tell that the Russian meteor isn’t related to asteroid 2012 DA14?One way is to look at meteor showers — the Orionids all have similar orbits to their parent comet, Halley. Similarly, the Geminids all move in orbits that closely resemble the asteroid 3200 Phaethon, which produced them. So if the Russian …

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    Orbit of the Russian Meteor

    The bright blue line in the diagram above shows the orbit of the Russian meteor prior to the meteor breaking apart over the city of Chelyabinsk. The meteor hit the atmosphere at a speed of 18 km/s (11.2 miles per second or 40,300 mph). It was moving at a shallow entry angle (less than 20 …

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    NASA Statement on the Russian Meteor

     According to NASA scientists, the trajectory of the Russian meteor was significantly different than the trajectory of the asteroid 2012 DA14, making it a completely unrelated object. Information is still being collected about the Russian meteor and analysis is preliminary at this point. In videos of the meteor, it is seen to pass from left …

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    Asteroid 2012 DA14 and the Eta Carinae Nebula

    This image shows asteroid 2012 DA14 and the Eta Carinae Nebula, with the white box highlighting the asteroid’s path. The image was taken using a 3″ refractor equipped with a color CCD camera. The telescope is located at the Siding Spring Observatory in Australia and is maintained and owned by iTelescope.net.Image credit: NASA/MSFC/Aaron Kingery 

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    NASA Experts Discuss Russia Meteor in Media Teleconference Today

    NASA experts will hold a teleconference for news media at 4 p.m. EST today to discuss a meteor that streaked through the skies over Russia’s Urals region this morning. Scientists have determined the Russia meteor is not related to asteroid 2012 DA14 that will pass safely pass Earth today at a distance of more than …

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    The Upcoming Asteroid Flyby — Can I See It?

    This is the most common question we are asked, and the answer is “maybe.” It all depends on where you are located and what sort of equipment you have. Closest approach will be around 19:25 UTC on February 15; this will be when the asteroid will be at its brightest. Even at this time, when 2012 …

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