(1551) Argelander
Asteroid (1551) Argelander |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.3944 AU |
eccentricity | 0.0662 |
Perihelion - aphelion | 2.2358 AU - 2.5529 AU |
Inclination of the orbit plane | 3.764 ° |
Sidereal period | 3,705 a |
Mean orbital velocity | 19.25 km / s |
Physical Properties | |
Medium diameter | 23 km |
Dimensions | ? | kg
Albedo | ? |
Medium density | ? g / cm³ |
Rotation period | ? H |
Absolute brightness | 12,056 mag |
Spectral class | ? |
history | |
Explorer | Yrjö Väisälä |
Date of discovery | February 24, 1938 |
Another name | 1938 DC 1 , 1930 BL, 1940 XD |
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. |
(1551) Argelander is an asteroid of the main belt , which on 24 February 1938 by the Finnish astronomer Yrjö Väisälä at Turku was discovered.
The asteroid was named after the German astronomer Friedrich Wilhelm August Argelander .