(1223) Neckar
Asteroid (1223) Neckar |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Koronis family |
Major semi-axis | 2.8689 AU |
eccentricity | 0.0607 |
Perihelion - aphelion | 2.6949 AU - 3.043 AU |
Inclination of the orbit plane | 2.551 ° |
Sidereal period | 4,859 a |
Mean orbital velocity | 17.58 km / s |
Physical Properties | |
Medium diameter | approx. 23 km |
Dimensions | ? | kg
Albedo | 0.17 |
Medium density | ? g / cm³ |
Rotation period | 7.821 h |
Absolute brightness | 10.5 mag |
Spectral class | S. |
history | |
Explorer | K. Reinmuth |
Date of discovery | October 6, 1931 |
Another name | 1931 TG , 1930 MN, 1953 FC |
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. |
(1223) Neckar is an asteroid of the main belt that was discovered on October 6, 1931 by the German astronomer Karl Wilhelm Reinmuth in Heidelberg .
The asteroid is a member of the Koronis family, a group of asteroids named after (158) Koronis . The timeless (not osculating ) orbital elements of (1223) Neckar are almost identical to those of 27 other asteroids, which include (15501) Pepawlowski and (227,641) Nothomb belong.
(1223) Neckar is named after the German river Neckar .
See also
Individual evidence
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)