The asteroid 5 Astraea
Finder chart
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From Cambridge , 5 Astraea is visible in the dawn sky, rising at 00:44 (EDT) and reaching an altitude of 48° above the eastern horizon before fading from view as dawn breaks around 05:19.
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|
Name
5 Astraea
|
Object Type
Asteroid
|
Current Position
| Constellation: | Gemini |
| Magnitude: | 11.68 (V) [1] |
| Absolute mag (H): | 6.85 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 06h58m [1] |
| Declination: | +18°14' [1] |
| Distance: | 2.41 AU 20.02 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.57 AU |
| Eccentricity: | 0.191095 |
| Inclination: | 5.37° |
| Longitude ascending node: | 141.58° |
| Argument of perihelion: | 358.69° |
| Epoch of elements: | 27 April 2019 |
| Mean Anomaly at epoch: | 282.37° |
Derived quantities
| Perihelion: | 2.08 AU |
| Aphelion: | 3.07 AU |
| Orbital period: | 4.13 years |
Events
| 21 Jan 2020 | – Asteroid 5 Astraea at opposition |
| 28 Dec 2023 | – Asteroid 5 Astraea at opposition |
| 08 Dec 2027 | – Asteroid 5 Astraea at opposition |
Printable finder charts
