140 Siwa (Asteroid)
Finder chart
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From Ashburn , 140 Siwa is not observable – it will reach its highest point in the sky during daytime and is 0° below the horizon at dawn.
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|
Name
140 Siwa
|
Object type
Asteroid
|
Current position
| Constellation: | Aquarius |
| Magnitude: | 13.30 (V) [1] |
| Absolute mag (H): | 8.50 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 22h13m [1] |
| Declination: | -12°15' [1] |
| Distance: | 2.98 AU 24.74 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.73 AU |
| Eccentricity: | 0.214013 |
| Inclination: | 3.19° |
| Longitude ascending node: | 107.17° |
| Argument of perihelion: | 197.04° |
| Epoch of elements: | 25 February 2023 |
| Mean Anomaly at epoch: | 3.50° |
Derived quantities
| Perihelion: | 2.15 AU |
| Aphelion: | 3.32 AU |
| Orbital period: | 4.52 years |
Visibility from Ashburn
All times shown in Ashburn local time.