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Hipparcos |
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HipparcosSatellite launched by the European Space Agency to orbit the Earth from 1989 to 1993. Named after the Greek astronomer Hipparchus, it was the world's first astrometry satellite, mapping the precise positions, distances, colours, brightnesses, and apparent motions of stars. This resulted in a catalogue of more than 2.5 million stars, published in 2000. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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To track the motion of nearby stars as they move across the sky, Benoit Famaey of the Free University of Brussels in Belgium and his collaborators used data from the European Space Agency's Hipparcos satellite, which ended its mission in 1993. If you accepted the Hipparcos result, then our ideas of how stars shine would be wrong," he said. 395 Sapiro, Guillermo 299 Sasisekharan, Ram 232 Satellite altimetry 31 Satellites 52, 216, 308, 398 Satellites, hipparcos 69 Saturn 388 Saunders, Scott 233 Saxon, Andrew 381 Scambos, Ted A. |
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