293 Brasilia
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| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | May 20, 1890 |
| Designations | |
| Named after | Brazil |
| Minor planet category | Main belt (Brasilia clump) |
| Orbital characteristics[1] | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 472.664 Gm (3.16 AU) |
| Perihelion | 383.305 Gm (2.562 AU) |
| Semi-major axis | 427.984 Gm (2.861 AU) |
| Eccentricity | 0.104 |
| Orbital period | 1767.438 d (4.84 a) |
| Average orbital speed | 17.61 km/s |
| Mean anomaly | 330.384° |
| Inclination | 15.587° |
| Longitude of ascending node | 61.43° |
| Argument of perihelion | 88.846° |
| Physical characteristics | |
| Dimensions | 55.0 km |
| Absolute magnitude (H) | 9.94 |
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293 Brasilia is a large Main belt asteroid that was discovered by French astronomer Auguste Charlois on May 20, 1890 in Nice.
Photometric observations of this asteroid at the Leura Observatory in Leura, Australia during 2006 gave a light curve with a period of 8.173 ± 0.002 hours and a brightness variation of 0.20 ± 0.03 in magnitude.[2]
References
- ↑ Yeomans, Donald K., "293 Brasilia", JPL Small-Body Database Browser (NASA Jet Propulsion Laboratory), retrieved 2013-03-30.
- ↑ Oey, Julian (December 2006), "Lightcurves analysis of 10 asteroids from Leura Observatory", Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers 33 (4): 96–99, Bibcode:2006MPBu...33...96O.
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