(2570) Porphyro
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Asteroid (2570) Porphyro |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.7654 AU |
| eccentricity | 0.1064 |
| Perihelion - aphelion | 2.4710 AU - 3.0597 AU |
| Inclination of the orbit plane | 16.2341 ° |
| Sidereal period | 4.60 a |
| Mean orbital velocity | 17.89 km / s |
| Physical Properties | |
| Medium diameter | 27.99 km (± 1.7) |
| Albedo | 0.0297 |
| Absolute brightness | 12.2 mag |
| history | |
| Explorer | Edward LG Bowell |
| Date of discovery | August 6, 1980 |
| Another name | 1980 PG, 1941 DC, 1941 DO, 1941 FE, 1948 GP, 1980 SA |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(2570) Porphyro is an asteroid of the main belt , which on August 6, 1980 by the US American astronomer Edward LG Bowell at the Anderson Mesa Station ( IAU code 688) of the Lowell Observatory in Coconino County was discovered.
The asteroid was named after Porphyro , the main male character from the poem The Eve of St. Agnes by John Keats , written in 1819 and published in 1820 .
See also
Web links
- Asteroid Porphyro: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (2570) Porphyro in the Small-Body Database of the Jet Propulsion Laboratory .
- (2570) Porphyro in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).