(2353) Alva Main-belt Asteroid
Discovered on 27 October 1975 by P. Wild at Zimmerwald.
👶 Alva as a baby name🐶 Alva as a dog name
Where Alva is today
Seen from above the solar system on 2026-10-14: Alva is 2.48 au from the Sun and 2.13 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2353 |
| Provisional designation | 1975 UD |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.6 km (#3,879 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.213 |
| Rotation period | 62.6 hours |
| Spectral type | S |
| Absolute magnitude (H) | 11.73 |
| Orbital period | 4.70 years |
| Semi-major axis | 2.80 au |
| Perihelion – aphelion | 2.48 – 3.12 au |
| Eccentricity | 0.114 |
| Inclination | 4.80° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.