The asteroid 204 Kallisto
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From Ashburn (click to change), 204 Kallisto is visible in the evening sky, becoming accessible at around 19:22 (EDT) as the dusk sky fades, 40° above your southern horizon. It will then reach its highest point in the sky at 19:41, 40° above your southern horizon. It will continue to be observable until around 23:02, when it sinks to 22° above your south-western horizon.
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Name
204 Kallisto
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Object Type
Asteroid
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Current Position
| Constellation: | Aquarius |
| Magnitude: | 13.55 (V)[1] |
| Right Ascension: | 20h40m [1] |
| Declination: | -10°20' [1] |
Orbital Elements[1]
| Semi-major axis: | 2.67 AU |
| Eccentricity: | 0.174395 |
| Inclination: | 8.29° |
| Longitude ascending node: | 205.11° |
| Argument of perihelion: | 55.14° |
| Epoch of elements: | 30 June 2018 |
| Mean Anomaly at epoch: | 28.89° |
Derived quantities
| Perihelion: | 2.20 AU |
| Aphelion: | 3.14 AU |
| Orbital period: | 4.36 years |