283 Emma (Asteroid)

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From South El Monte , 283 Emma is visible in the dawn sky, rising at 00:39 (PDT) and reaching an altitude of 46° above the eastern horizon before fading from view as dawn breaks at around 04:35.

Name 283 Emma
Object type Asteroid
Current position
Computed for:09 July 2025
Right ascension:01h57m [1]
Declination:+19°36' [1]
Constellation:Aries
Magnitude:14.12 (V) [1]
Distance:2.73 AU
22.69 lightmin [1]
Angular motion (speed):13.12 arcmin/day[1]
Angular motion (pos ang):249.2°
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

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