| • Science | • People | • Locations | • Timeline |
| Orbital characteristics 1 | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.399 AU |
| Perihelion distance | 1.784 AU |
| Aphelion distance | 3.015 AU |
| Orbital period | 3.72 years |
| Inclination | 21.58° |
| Eccentricity | 0.256 |
| Physical characteristics 1 | |
| Diameter | 75.1 km |
| Rotation period 3 | 9.945 hours |
| Spectral class | SApproximately 17% of all known asteroids are of an S-type (for stony composition. S-types are moderately bright (with an albedo of 0. 22) and consist of metallic nickel- iron mixed with iron- and magnesium- silicates. They dominate the inner to central ma |
| Abs. magnitudeIn astronomy, absolute magnitude is the apparent magnitude, m an object would have if it were at a standardized distance away. It allows the overall brightnesses of objects to be compared without regards to distance. Absolute Magnitude for stars M In stel | 7.83 |
| History 2 | |
| Discoverer | J. ChacornacJean Chacornac ( June 21, 1823 September 23, 1873) was a French astronomer. Working in Marseille and Paris, he discovered six asteroids. The asteroid 1622 Chacornac is named in his honour. Chacornac, Jean Chacornac, Jean Chacornac, Jean., 1853Events January 19 Giuseppe Verdi's opera Il Trovatore premieres in Rome January 21 Russell L. Hawes patents the envelope folding machine January 29 Napoleon III marries the Spanish Countess Eugenie at the Tuileries March 4 Inauguration of US president Fra |
25 Phocaea ("foh SEE uh") is a Main belt asteroidAn asteroid is a small, solid object in our Solar System, orbiting the Sun. An asteroid is an example of a minor planet (or planetoid , which are much smaller than planets. The asteroids are believed to be remnants of the protoplanetary disc which were no.
It was discovered by J. ChacornacJean Chacornac ( June 21, 1823 September 23, 1873) was a French astronomer. Working in Marseille and Paris, he discovered six asteroids. The asteroid 1622 Chacornac is named in his honour. Chacornac, Jean Chacornac, Jean Chacornac, Jean. on April 6, 1853. It was his first asteroid discovery. It is named after Phocaea, the ancient Greek name for Foça in Turkey.
Asteroids