283 Emma (Asteroid)
From South El Monte , 283 Emma is visible in the evening sky, becoming accessible around 17:54 (PST), 26° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:54, 82° above your southern horizon. It will continue to be observable until around 04:16, when it sinks below 21° above your western horizon.
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Name
283 Emma
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Object type
Asteroid
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Current position
| Computed for: | 07 November 2025 |
| Right ascension: | 02h13m [1] |
| Declination: | +26°36' [1] |
| Constellation: | Aries |
| Magnitude: | 12.55 (V) [1] |
| Distance: | 1.72 AU 14.33 lightmin [1] |
| Angular motion (speed): | 22.06 arcmin/day[1] |
| Angular motion (pos ang): | 251.3° |
Orbital elements [1]
| Semi-major axis: | 3.05 AU |
| Eccentricity: | 0.144050 |
| Inclination: | 7.99° |
| Longitude ascending node: | 303.86° |
| Argument of perihelion: | 55.88° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 338.78° |
| Absolute mag (H): | 8.80 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.61 AU |
| Aphelion: | 3.49 AU |
| Orbital period: | 5.32 years |