| Orbital characteristics 1 | |
|---|---|
| Orbit type | Main belt (Maria) |
| Semimajor axis | 2.553 AU |
| Perihelion distance | 2.388 AU |
| Aphelion distance | 2.718 AU |
| Orbital period | 4.08 years |
| Inclination | 14.40° |
| Eccentricity | 0.065 |
| Physical characteristics 1 | |
| Diameter | 44.3 km |
| Rotation period | 13.14 hours |
| Spectral class | S |
| Abs. magnitude | 9.39 |
| Albedo 4 | 0.158 |
| History 2 | |
| Discoverer | J. Perrotin, 1877 |
170 Maria is a Main belt asteroid. It is an S-type asteroid.
It is the namesake of the Maria asteroid family.
It was discovered by J. Perrotin on January 10, 1877. Its orbit was computed by Antonio Abetti, and the asteroid was named after his sister, Maria.
An occultation of a star by Maria was observed from Manitoba, Canada, on June 10, 1997.
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