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Discovery[1] and designation
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|---|---|
| Discovered by | J. Palisa |
| Discovery date | 1875 |
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Designations
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| Alternate name(s) | |
| Minor planet category |
Main belt |
| Epoch August 27, 2011 (JD 2455800.5) | |
| Aphelion | 526.704 Gm (3.521 AU) |
| Perihelion | 297.689 Gm (1.990 AU) |
| Semi-major axis | 412.196 Gm (2.755 AU) |
| Eccentricity | 0.278 |
| Orbital period | 1670.577 d (4.57 a) |
| Average orbital speed | 17.59 km/s |
| Mean anomaly | 205.590° |
| Inclination | 11.394° |
| Longitude of ascending node | 41.037° |
| Dimensions | 49.5 km |
| Mass | 1.3×1017 kg |
| Mean density | 2.0 g/cm³ |
| Equatorial surface gravity | 0.0138 m/s² |
| Equatorial escape velocity | 0.0262 km/s |
| Sidereal rotation period |
? d |
| Axial tilt | ?° |
| Pole ecliptic latitude | ? |
| Pole ecliptic longitude | ? |
| Geometric albedo | 0.10 |
| Temperature | ~168 K |
| Spectral type | ? |
| Absolute magnitude (H) | 11.39 |
155 Scylla is a main belt asteroid.
It was discovered by J. Palisa on November 8, 1875 and named after the monster Scylla in Greek mythology.
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