258 Tyche (Asteroid)
From South El Monte , 258 Tyche is visible in the dawn sky, rising at 01:24 (PST) and reaching an altitude of 36° above the southern horizon before fading from view as dawn breaks at around 05:30.
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Name
258 Tyche
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Object type
Asteroid
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Current position
| Computed for: | 19 February 2026 |
| Right ascension: | 16h48m [1] |
| Declination: | −16°11' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 13.87 (V) [1] |
| Distance: | 2.92 AU 24.30 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.61 AU |
| Eccentricity: | 0.204856 |
| Inclination: | 14.33° |
| Longitude ascending node: | 207.54° |
| Argument of perihelion: | 155.35° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 229.88° |
| Absolute mag (H): | 8.26 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.08 AU |
| Aphelion: | 3.15 AU |
| Orbital period: | 4.23 years |