136 Austria
From Wikipedia, the free encyclopedia
|
Discovery
|
|
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | March 18, 1874 |
|
Designations
|
|
| Alternative names | |
| Minor planet category |
Main belt |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 371.048 Gm (2.480 AU) |
| Perihelion | 313.089 Gm (2.093 AU) |
| Semi-major axis | 342.069 Gm (2.287 AU) |
| Eccentricity | 0.085 |
| Orbital period | 1262.933 d (3.46 a) |
| Average orbital speed | 19.66 km/s |
| Mean anomaly | 14.588° |
| Inclination | 9.570° |
| Longitude of ascending node | 186.536° |
| Argument of perihelion | 132.638° |
|
Physical characteristics
|
|
| Dimensions | 40.1 km |
| Mass | 6.8×1016 kg |
| Mean density | ? g/cm³ |
| Equatorial surface gravity | 0.0112 m/s² |
| Escape velocity | 0.0212 km/s |
| Rotation period | ? d |
| Albedo | ? |
| Temperature | ~184 K |
| Spectral type | M |
| Absolute magnitude | 9.69 |
136 Austria is a Main belt asteroid. It has an M-type spectrum. It was found by the prolific asteroid discoverer Johann Palisa on March 18, 1874. It was his first asteroid discovery and was named after the Latin name of his homeland.
|
|||||
