(511) Davida Main-belt Asteroid
Discovered on 30 May 1903 by R. S. Dugan at Heidelberg.
Where Davida is today
Seen from above the solar system on 2026-10-14: Davida is 3.30 au from the Sun and 4.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 511 |
| Provisional designation | A903 KB |
| Orbit class | Main-belt Asteroid |
| Diameter | 270 km (#9 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0760 |
| Rotation period | 5.13 hours |
| Spectral type | C |
| Absolute magnitude (H) | 6.42 |
| Orbital period | 5.62 years |
| Semi-major axis | 3.16 au |
| Perihelion – aphelion | 2.56 – 3.76 au |
| Eccentricity | 0.189 |
| Inclination | 15.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.59 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.