503 Evelyn (Asteroid)
From South El Monte , 503 Evelyn is visible in the dawn sky, rising at 02:52 (PDT) – 3 hours and 49 minutes before the Sun – and reaching an altitude of 24° above the south-eastern horizon before fading from view as dawn breaks at around 05:41.
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Name
503 Evelyn
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Object type
Asteroid
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Current position
| Computed for: | 29 March 2026 |
| Right ascension: | 19h21m [1] |
| Declination: | −23°58' [1] |
| Constellation: | Sagittarius |
| Magnitude: | 15.24 (V) [1] |
| Distance: | 3.18 AU 26.44 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.73 AU |
| Eccentricity: | 0.173170 |
| Inclination: | 5.01° |
| Longitude ascending node: | 68.80° |
| Argument of perihelion: | 41.51° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 124.33° |
| Absolute mag (H): | 9.29 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.25 AU |
| Aphelion: | 3.20 AU |
| Orbital period: | 4.50 years |