The asteroid 101 Helena
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From Ashburn , 101 Helena is not readily observable since it lies so far south that it will never rise more than 13° above the horizon.
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|
Name
101 Helena
|
Object Type
Asteroid
|
Current Position
| Constellation: | Scorpius |
| Magnitude: | 12.36 (V) [1] |
| Absolute mag (H): | 8.23 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 17h04m [1] |
| Declination: | -37°28' [1] |
| Distance: | 1.74 AU 14.50 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.58 AU |
| Eccentricity: | 0.140809 |
| Inclination: | 10.20° |
| Longitude ascending node: | 343.38° |
| Argument of perihelion: | 348.43° |
| Epoch of elements: | 27 March 2021 |
| Mean Anomaly at epoch: | 279.39° |
Derived quantities
| Perihelion: | 2.22 AU |
| Aphelion: | 2.95 AU |
| Orbital period: | 4.15 years |
Visibility from Ashburn
All times shown in Ashburn local time.