(2659) Millis
Asteroid (2659) Millis |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Asteroid family | Themis family |
Major semi-axis | 3.1278 ± 0.0002 AU |
eccentricity | 0.1034 ± 0.0004 |
Perihelion - aphelion | 2.8043 ± 0.0011 AU - 3.4513 ± 0.0002 AU |
Inclination of the orbit plane | 1.3214 ± 0.0415 ° |
Length of the ascending node | 157.2249 ± 0.0002 ° |
Argument of the periapsis | 329.6626 ± 0.0002 ° |
Time of passage of the perihelion | June 24, 2018 |
Sidereal period | 5.53 a ± 0.1536 d |
Physical Properties | |
Medium diameter | 27.878 ± 0.337 km |
Albedo | 0.050 ± 0.003 |
Rotation period | 6.132 h |
Absolute brightness | 11.6 mag |
Spectral class | SMASSII: B |
history | |
Explorer | Edward LG Bowell |
Date of discovery | May 5th 1981 |
Another name | 1981 JX ; 1958 DX; 1972 TP 2 ; 1978 UK 2 ; 1978 WX 14 |
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. |
(2659) Millis ( 1981 JX ; 1958 DX ; 1972 TP 2 ; 1978 UK 2 ; 1978 WX 14 ) is an approximately 28 km large asteroid of the outer main belt that was discovered on May 5, 1981 by the American astronomer Edward LG Bowell at Lowell Observatory , Anderson Mesa Station ( Anderson Mesa ) near Flagstaff , Arizona ( IAU code 688). It belongs to the Themis family, a group of asteroids named after (24) Themis .
designation
(2659) Millis was named after the American astronomer Robert Millis , who is a planetary astronomer at the Lowell Observatory (IAU code 690).
See also
Web links
- (2659) Millis in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2659) Millis in the Small-Body Database of the Jet Propulsion Laboratory .
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on September 2, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1981 JX. Discovered 1981 May 5 by E. Bowell at Anderson Mesa. "
predecessor | asteroid | successor |
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(2658) Gingerich | numbering | (2660) Aquarius |