| Discovery | |
|---|---|
| Discovered by | Paul Götz |
| Discovery site | Heidelberg |
| Discovery date | 3 October 1904 |
| Designations | |
MPC designation | (545) Messalina |
| Pronunciation | /mɛsəˈliːnə/[1] or /mɛsəˈlaɪnə/[2] |
| 1904 OY | |
| Orbital characteristics[3] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 111.54 yr (40741 d) |
| Aphelion | 3.7428 AU (559.91 Gm) |
| Perihelion | 2.6600 AU (397.93 Gm) |
Semi-major axis | 3.2014 AU (478.92 Gm) |
| Eccentricity | 0.16912 |
| 5.73 yr (2092.2 d) | |
| 305.368° | |
| 0° 10m 19.416s / day | |
| Inclination | 11.204° |
| 333.638° | |
| 330.686° | |
| Physical characteristics | |
Mean radius | 55.645±2.15 km |
| 7.2 h (0.30 d) | |
| 0.0415±0.003 | |
| 8.84 | |
Messalina (minor planet designation: 545 Messalina) is a minor planet orbiting the Sun. It was discovered on 3 October 1904 by Paul Götz (provisional name 1904 OY), at Heidelberg. It is named after Valeria Messalina, the third wife of Roman Emperor Claudius.[4][5][6]
References
- ^ "Messalina". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
- ^ Noah Webster (1884) A Practical Dictionary of the English Language
- ^ "545 Messalina (1904 OY)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
- ^ Lutz D. Schmadel (2013). Dictionary of Minor Planet Names (Third ed.). Springer Science & Business Media. p. 89. ISBN 978-3-662-06615-7.
- ^ Popular Astronomy. Goodsell Observatory of Carleton College. 1906. p. 432.
- ^ The Athenaeum. British Periodicals Limited. 1906. p. 705.
External links
- 545 Messalina at AstDyS-2, Asteroids—Dynamic Site
- 545 Messalina at the JPL Small-Body Database
