(690) Wratislavia Main-belt Asteroid
Discovered on 16 October 1909 by J. H. Metcalf at Taunton.
Where Wratislavia is today
Seen from above the solar system on 2026-10-14: Wratislavia is 2.61 au from the Sun and 1.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 690 |
| Provisional designation | A909 UE |
| Orbit class | Main-belt Asteroid |
| Diameter | 135 km (#113 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0604 |
| Rotation period | 8.64 hours |
| Spectral type | CPF |
| Absolute magnitude (H) | 8.14 |
| Orbital period | 5.60 years |
| Semi-major axis | 3.15 au |
| Perihelion – aphelion | 2.60 – 3.71 au |
| Eccentricity | 0.176 |
| Inclination | 11.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.62 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by J. H. Metcalf
- (525) Adelaide
- (581) Tauntonia
- (599) Luisa
- (600) Musa
- (602) Marianna
- (603) Timandra
- (604) Tekmessa
- (611) Valeria
- (620) Drakonia
- (622) Esther
- (636) Erika
- (637) Chrysothemis
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