272 Antonia
Antonia (minor planet designation: 272 Antonia) is a main belt asteroid that was discovered by French astronomer Auguste Charlois on 4 February 1888 in Nice.
.png) A three-dimensional model of 272 Antonia based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 4 February 1888 |
| Designations | |
| (272) Antonia | |
| Pronunciation | /ænˈtoʊniə/[1] |
| Main belt | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 97.35 yr (35557 d) |
| Aphelion | 2.8529 AU (426.79 Gm) |
| Perihelion | 2.70319 AU (404.391 Gm) |
| 2.77805 AU (415.590 Gm) | |
| Eccentricity | 0.026945 |
| 4.63 yr (1691.2 d) | |
| 307.768° | |
| 0° 12m 46.296s / day | |
| Inclination | 4.4396° |
| 37.408° | |
| 64.248° | |
| Physical characteristics | |
| Dimensions | 25.35±1.4 km |
| 3.8548 h (0.16062 d)[2][3] | |
| 0.1443±0.017 | |
| 10.7 | |
Photometric observations of this asteroid made during 2008 at the Organ Mesa Observatory in Las Cruces, New Mexico, gave a light curve with a short rotation period of 3.8548 ± 0.0001 hours and a brightness variation of 0.43 ± 0.04 in magnitude.[3]
References
- Noah Webster (1884) A Practical Dictionary of the English Language
- Yeomans, Donald K., "272 Antonia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 11 May 2016.
- Pilcher, Frederick (September 2008), "Period Determinations for 26 Proserpina, 34 Circe 74 Galatea, 143 Adria, 272 Antonia, 419 Aurelia, and 557 Violetta", The Minor Planet Bulletin, 35 (3), pp. 135–138, Bibcode:2008MPBu...35..135P.
External links
- 272 Antonia at AstDyS-2, Asteroids—Dynamic Site
- 272 Antonia at the JPL Small-Body Database
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