318 Magdalena
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| Discovery A | |
|---|---|
| Discoverer | Auguste Charlois |
| Discovery date | September 24, 1891 |
| Alternate designations B |
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| Category | Main belt |
| Orbital elements C | |
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| Eccentricity (e) | 0.084 |
| Semi-major axis (a) | 477.795 Gm (3.194 AU) |
| Perihelion (q) | 437.837 Gm (2.927 AU) |
| Aphelion (Q) | 517.754 Gm (3.461 AU) |
| Orbital period (P) | 2084.803 d (5.71 a) |
| Mean orbital speed | 16.67 km/s |
| Inclination (i) | 10.641° |
| Longitude of the ascending node (Ω) |
161.671° |
| Argument of perihelion (ω) |
300.312° |
| Mean anomaly (M) | 149.936° |
| Physical characteristics D | |
| Dimensions | 72.7 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Spectral class | unknown |
| Absolute magnitude | 9.4 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
318 Magdalena is a large Main belt asteroid.
It was discovered by Auguste Charlois on September 24, 1891 in Nice.
On 2005 Apr 15 UT, Magdalena occulted a 10.7 mag star in the constellation Scutum for observers along a path across Australia.
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