The asteroid 283 Emma
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From Cambridge , 283 Emma is visible in the evening sky, becoming accessible around 19:58 (EDT) as the dusk sky fades, 28° above your south-eastern horizon. It will then reach its highest point in the sky at 22:02, 36° above your southern horizon. It will continue to be observable until around 01:06, when it sinks below 22° above your south-western horizon.
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Name
283 Emma
|
Object Type
Asteroid
|
Current Position
| Constellation: | Aquarius |
| Magnitude: | 12.91 (V) [1] |
| Absolute mag (H): | 8.72 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 21h04m [1] |
| Declination: | -11°33' [1] |
| Distance: | 1.80 AU 14.98 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 3.05 AU |
| Eccentricity: | 0.144215 |
| Inclination: | 7.99° |
| Longitude ascending node: | 303.90° |
| Argument of perihelion: | 55.10° |
| Epoch of elements: | 27 April 2019 |
| Mean Anomaly at epoch: | 310.90° |
Derived quantities
| Perihelion: | 2.61 AU |
| Aphelion: | 3.49 AU |
| Orbital period: | 5.32 years |