(378) Holmia
Asteroid (378) Holmia |
|
---|---|
Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2,778 AU |
eccentricity | 0.127 |
Perihelion - aphelion | 2.424 AU - 3.132 AU |
Inclination of the orbit plane | 7 ° |
Length of the ascending node | 232.7 ° |
Argument of the periapsis | 157.1 ° |
Time of passage of the perihelion | March 20, 2009 |
Sidereal period | 4 a 230 d |
Mean orbital velocity | 17.8 km / s |
Physical Properties | |
Medium diameter | (26.7 ± 1.7) km |
Albedo | 0.30 |
Rotation period | 4.5 h |
Absolute brightness | 9.8 likes |
Spectral class | S. |
history | |
Explorer | Auguste Charlois |
Date of discovery | December 6, 1893 |
Another name | 1893 AP |
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. |
(378) Holmia is an asteroid of the main asteroid belt that was discovered on December 6, 1893 by Auguste Charlois at the Observatory of Nice.
Holmia moves at a distance of 2.4 ( perihelion ) to 3.1 ( aphelion ) astronomical units in about 4.6 years around the sun . The orbit is inclined 7.0 ° to the ecliptic , the orbital eccentricity is 0.13.
Holmia could be classified as an S-type and has a diameter of about 27 kilometers. Their albedo is unusually high at 0.3.
The name Holmia comes from the Latin name of the city of Stockholm .