675 Ludmilla
675 Ludmilla is a minor planet orbiting the Sun. It was named after Mikhail Glinka's opera Ruslan and Lyudmila.
A three-dimensional model of 675 Ludmilla based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 30 August 1908 |
| Designations | |
| (675) Ludmilla | |
| 1908 DU | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 98.67 yr (36039 d) |
| Aphelion | 3.3308 AU (498.28 Gm) |
| Perihelion | 2.2150 AU (331.36 Gm) |
Semi-major axis | 2.7729 AU (414.82 Gm) |
| Eccentricity | 0.20120 |
| 4.62 yr (1686.5 d) | |
| 98.9547° | |
| 0° 12m 48.456s / day | |
| Inclination | 9.7796° |
| 263.200° | |
Argument of perihelion | 152.391° |
| Physical characteristics | |
Mean radius | 38 km[1] 33.83±0.47 km [2] |
| Mass | (1.20 ± 0.24) × 1019 kg[2] |
| 7.717 h (0.3215 d) | |
| 7.91 | |
References
- "675 Ludmilla (1908 DU)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 7 May 2016.
- Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, vol. 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
External links
- 675 Ludmilla at AstDyS-2, Asteroids—Dynamic Site
- 675 Ludmilla at the JPL Small-Body Database
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