1100 Arnica
| Discovery | |
|---|---|
| Discovered by | Karl Wilhelm Reinmuth |
| Discovery site | Heidelburg |
| Discovery date | 22 September 1928 |
| Designations | |
Named after | Arnica |
| 1928 SD, 1950 BU, 1976 MK, 1979 HE, A904 XA, A918 RD | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 97.47 yr (35601 days) |
| Aphelion | 3.0968 AU (463.27 Gm) |
| Perihelion | 2.6991 AU (403.78 Gm) |
| 2.8979 AU (433.52 Gm) | |
| Eccentricity | 0.068612 |
| 4.93 yr (1801.9 d) | |
Average orbital speed | 17.48 km/s |
| 327.2009° | |
| 0° 11m 59.233s / day | |
| Inclination | 1.0345° |
| 304.1328° | |
| 24.2831° | |
| Earth MOID | 1.68701 AU (252.373 Gm) |
| Jupiter MOID | 2.13146 AU (318.862 Gm) |
| Jupiter Tisserand parameter | 3.284 |
| Physical characteristics | |
| 14.535 h (0.6056 d) | |
| Temperature | ~163 K |
| 10.9 | |
|
| |
1100 Arnica is a minor planet orbiting the Sun. Initially it received the designation 1928 SD. It is named for the Arnica genus of plants. It is a member of the Koronis family.
Interactions with other asteroids
Arnica occasionally makes close approaches to other main-belt asteroids. It will pass close to 88 Thisbe three times before the year 2200. On February 21, 2043, Arnica will be 0.0487 AU (7.29 Gm) from Thisbe. On March 31, 2112, it will be 0.0432 AU (6.46 Gm) from Thisbe. Its closest approach to Thisbe will occur on May 17, 2181, when its distance to Thisbe will be 0.0277 AU (4.14 Gm). It will also approach 7 Iris and 16 Psyche, coming within 0.0117 AU (1.75 Gm) and 0.0369 AU (5.52 Gm) on November 28, 2104 and July 16, 2199, respectively.
See also
References
- ↑ "1100 Arnica". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 1100. Retrieved 2 May 2016.
External links
This article is issued from Wikipedia - version of the 9/9/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.