551 Ortrud
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg |
| Discovery date | 16 November 1904 |
| Designations | |
| MPC designation | (551) Ortrud |
| 1904 PM | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 111.06 yr (40565 d) |
| Aphelion | 3.3325 AU (498.53 Gm) |
| Perihelion | 2.6019 AU (389.24 Gm) |
| 2.9672 AU (443.89 Gm) | |
| Eccentricity | 0.12311 |
| 5.11 yr (1866.9 d) | |
| 306.688° | |
| 0° 11m 34.188s / day | |
| Inclination | 0.39727° |
| 6.0272° | |
| 68.010° | |
| Physical characteristics | |
Mean radius | 39.23±2.05 km |
| 13.05 h (0.544 d) | |
| 0.0426±0.005 | |
| 9.57 | |
|
| |
551 Ortrud is a minor planet orbiting the Sun. It is located in the Main Belt. In light of the practice of the discover ca. 1904 to name his asteroids after female characters in opera, it is likely that Ortrud is named after a character in Richard Wagner's opera Lohengrin.
References
- ↑ "551 Ortrud (1904 PM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
External links
- 551 Ortrud at AstDyS-2, Asteroids—Dynamic Site
- 551 Ortrud at the JPL Small-Body Database
This article is issued from
Wikipedia.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.