2123 Vltava

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2123 Vltava[1] is a stony Koronian asteroid from around the outer regions of the asteroid belt, approximately fifteen kilometers wide. It was discovered on 22 September 1973 by the Soviet–Russian astronomer Nikolai Chernykh at the Crimean Astrophysical Observatory in Crimea.[2]

Classification and orbit[edit]

This S-type asteroid is a member of the Koronis family, which is named after the individual asteroid 158 Koronis and consists of about 300 known minor planets. The asteroid orbits the Sun in the outer main-belt at a distance of 2.6–3.1 astronomical units once every 4.8 years. Its orbit has an eccentricity estimated around 0.08 and an orbital inclination of 1° respectful to the ecliptic.[3] According to surveys by the international Infrared Astronomical Satellite, the Icons-flag-jp.png Japanese Akari satellite, and the NEOWISE mission of NASA's Wide-field Infrared Survey Explorer, the asteroid measures between 14.4 and 15.1 kilometers in diameter.[3][4][5][6]

References[edit]

  1. ISBN 978-3-540-00238-3
  2. http://www.minorplanetcenter.net/db_search/show_object?object_id=2123
  3. 3.0 3.1 Cite error: Invalid <ref> tag; no text was provided for refs named jpldata
  4. Cite error: Invalid <ref> tag; no text was provided for refs named Masiero-2011
  5. Cite error: Invalid <ref> tag; no text was provided for refs named WISE
  6. Cite error: Invalid <ref> tag; no text was provided for refs named AKARI


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