_Comacina.png.webp) Shape of Comacina from modeled lightcurve | |
| Discovery | |
|---|---|
| Discovered by | Luigi Carnera |
| Discovery site | Heidelberg |
| Discovery date | 2 September 1902 |
| Designations | |
| (489) Comacina | |
| Pronunciation | /kɒməˈsaɪnə/[1] |
Named after | Isola Comacina |
| 1902 JM | |
| Adjectives | Comacinian /kɒməˈsɪniən/ |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 105.09 yr (38384 d) |
| Aphelion | 3.2927 AU (492.58 Gm) |
| Perihelion | 3.0089 AU (450.13 Gm) |
| 3.1508 AU (471.35 Gm) | |
| Eccentricity | 0.045031 |
| 5.59 yr (2042.8 d) | |
| 282.24° | |
| 0° 10m 34.428s / day | |
| Inclination | 13.000° |
| 166.898° | |
| 12.215° | |
| Physical characteristics | |
Mean radius | 69.695±1.5 km |
| 9.02 h (0.376 d) | |
| 0.0427±0.002 | |
| 8.32 | |
Comacina (minor planet designation: 489 Comacina) is a minor planet located in the asteroid belt. It is named after Isola Comacina, an island in Lake Como, Italy.
References
- ↑ Noah Webster (1884) A Practical Dictionary of the English Language
- ↑ "489 Comacina (1902 JM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.
External links
- 489 Comacina at AstDyS-2, Asteroids—Dynamic Site
- 489 Comacina at the JPL Small-Body Database
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