620 Drakonia
Asteroid
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620 Drakonia is a minor planet, specifically an asteroid orbiting in the asteroid belt. It was discovered October 26, 1906, in Taunton, Massachusetts, by American astronomer Joel Hastings Metcalf and given the preliminary designation 1906 WE. It may have been named for Drake University.[3]
Discoverydate26 October 1906
1906 WE
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 26 October 1906 |
| Designations | |
| 1906 WE | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 85.05 yr (31065 d) |
| Aphelion | 2.7650 AU (413.64 Gm) |
| Perihelion | 2.1063 AU (315.10 Gm) |
| 2.4356 AU (364.36 Gm) | |
| Eccentricity | 0.13523 |
| 3.80 yr (1388.4 d) | |
| 8.1809° | |
| 0° 15m 33.444s / day | |
| Inclination | 7.7394° |
| 0.017298° | |
| 336.486° | |
| Physical characteristics | |
| 5.49 h[2] 5.487 h (0.2286 d)[1] | |
| 11.28 | |
Photometric observations at the Palmer Divide Observatory in Colorado Springs, Colorado, in 2001 were used to build a light curve for this object. The asteroid displayed a rotation period of 5.49 ± 0.01 hours and a brightness variation of 0.56 ± 0.02 in magnitude.[2]
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