31 Euphrosyne (Asteroid)
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From Cambridge , 31 Euphrosyne is visible in the dawn sky, rising at 03:15 (EST) – 3 hours and 48 minutes before the Sun – and reaching an altitude of 23° above the south-eastern horizon before fading from view as dawn breaks at around 05:50.
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Name
31 Euphrosyne
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Object type
Asteroid
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Current position
| Computed for: | 14 December 2024 |
| Right ascension: | 14h24m [1] |
| Declination: | −12°02' [1] |
| Constellation: | Libra |
| Magnitude: | 13.13 (V) [1] |
| Distance: | 3.91 AU 32.51 lightmin [1] |
| Angular motion (speed): | 7.52 arcmin/day[1] |
| Angular motion (pos ang): | 317.2° |
Orbital elements [1]
| Semi-major axis: | 3.16 AU |
| Eccentricity: | 0.216024 |
| Inclination: | 26.32° |
| Longitude ascending node: | 30.80° |
| Argument of perihelion: | 61.90° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 95.37° |
| Absolute mag (H): | 6.86 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.48 AU |
| Aphelion: | 3.84 AU |
| Orbital period: | 5.62 years |
Visibility from Cambridge
All times shown in Cambridge local time.