2123 Vltava
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 
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]
- ↑ ISBN 978-3-540-00238-3
- ↑ http://www.minorplanetcenter.net/db_search/show_object?object_id=2123
- ↑ 3.0 3.1 Cite error: Invalid
<ref>tag; no text was provided for refs namedjpldata - ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedMasiero-2011 - ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedWISE - ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedAKARI
As a reminder, article comments are only for discussions on how to improve the article. Please direct other comments to a user's talk page. Please be formal and do not use excessive uppercase. Please be advised you may receive an automatic block if you break the article comments policy. For information regarding what is acceptable/not acceptable in article comments, please message 
Joey (talk), Natalia (talk), 
ynoss (talk), or 
Daniel (older account/talk).
Enable comment auto-refresher