780 Armenia
780 Armenia is a minor planet in the asteroid belt orbiting the Sun. It is named after the Kingdom of Armenia, now Armenia.
| Discovery | |
|---|---|
| Discovered by | G. N. Neujmin |
| Discovery site | Simeiz Observatory |
| Discovery date | 25 January 1914 |
| Designations | |
| (780) Armenia | |
| Pronunciation | /ɑːrˈmiːiə/[1] |
| 1914 UC | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 107.14 yr (39134 d) |
| Aphelion | 3.4169 AU (511.16 Gm) |
| Perihelion | 2.8119 AU (420.65 Gm) |
| 3.1144 AU (465.91 Gm) | |
| Eccentricity | 0.097135 |
| 5.50 yr (2007.5 d) | |
| 346.438° | |
| 0° 10m 45.552s / day | |
| Inclination | 19.085° |
| 144.857° | |
| 214.403° | |
| Physical characteristics | |
Mean radius | 47.20±0.85 km |
| 19.891 h (0.8288 d) | |
| 0.0498±0.002 | |
| 9.00 | |
This object is the namesake of the Armenia family, a very small family of 13–76 asteroids that share similar spectral properties and orbital elements; hence they may have arisen from the same collisional event. All members have a relatively high orbital inclination.[3]
References
- Noah Webster (1884) A Practical Dictionary of the English Language
- Yeomans, Donald K., "780 Armenia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 5 May 2016.
- Novaković, Bojan; et al. (November 2011), "Families among high-inclination asteroids", Icarus, 216 (1), pp. 69–81, arXiv:1108.3740, Bibcode:2011Icar..216...69N, doi:10.1016/j.icarus.2011.08.016.
External links
- Discovery Circumstances: Numbered Minor Planets
- 780 Armenia at AstDyS-2, Asteroids—Dynamic Site
- 780 Armenia at the JPL Small-Body Database
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