List of Aten asteroids


This is a list of Aten asteroids, a group of near-Earth objects., there are 1125 known Atens, most of which remain provisionally designated without a number, as they have not been observed at two or more oppositions. The list is divided into named members, brightest, notable and other record holding Aten asteroids. For a list of existing articles, see Aten asteroids .

Named Atens

Aten asteroids are generally named after Egyptian deities., a total of fourteen Aten asteroids have received a name. They are listed in chronological order of discovery.
NumberNameYearDiscoverer
2062Aten1976Eleanor F. Helin
2340Hathor1976Charles T. Kowal
2100Ra-Shalom1978Eleanor F. Helin
3362Khufu1984R. Scott Dunbar, Maria A. Barucci
3554Amun1986Carolyn S. Shoemaker, Eugene M. Shoemaker
3753Cruithne1986J. Duncan Waldron
5381Sekhmet1991Carolyn S. Shoemaker
136818Selqet1997Roy Tucker
326290Akhenaten1998Roy Tucker
66391Moshup1999LINEAR
524522Zoozve2002LONEOS
99942Apophis2004Roy Tucker, David J. Tholen and Fabrizio Bernardi
398188Agni2010WISE
367943Duende2012Observatorio Astronómico de La Sagra

The February 15, 2013 Earth encounter shortened 367943 Duende orbital period to about 317 days, changing its orbital class from Apollo asteroids|Apollo] to Aten.

Brightest Atens

The following lists Aten asteroids thought to be larger than 2 kilometers across. Assuming an albedo of 0.15, this converts to an absolute magnitude of about 16.2
DesignationDiscovery dateAbsolute magnitudeDiameter List of [minor planets|Catalog]
1998/10/1314.5
1999/04/2014.5
3753 Cruithne1986/10/1015.6
2000/03/1515.8
2000/07/1015.8
3554 Amun1986/03/0415.82
2000/09/2016.0
2100 Ra-Shalom1978/09/1016.05
1998/12/0116.2

Selection of designated Atens

Record-holding Atens

The following is a list of current records for Aten asteroids