257 Silesia (Asteroid)
From Fairfield , 257 Silesia is not observable – it will reach its highest point in the sky during daytime and is no higher than 19° above the horizon at dusk.
|
Name
257 Silesia
|
Object type
Asteroid
|
Current position
| Computed for: | 16 August 2024 |
| Right ascension: | 15h41m [1] |
| Declination: | −22°15' [1] |
| Constellation: | Libra |
| Magnitude: | 15.87 (V) [1] |
| Distance: | 3.23 AU 26.87 lightmin [1] |
| Angular motion (speed): | 8.79 arcmin/day[1] |
| Angular motion (pos ang): | 286.7° |
Orbital elements [1]
| Semi-major axis: | 3.12 AU |
| Eccentricity: | 0.112386 |
| Inclination: | 3.61° |
| Longitude ascending node: | 34.05° |
| Argument of perihelion: | 32.00° |
| Epoch of elements: | 09 July 2024 |
| Mean Anomaly at epoch: | 184.59° |
| Absolute mag (H): | 9.73 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.77 AU |
| Aphelion: | 3.47 AU |
| Orbital period: | 5.51 years |