(2521) Heidi Main-belt Asteroid
Discovered on 28 February 1979 by P. Wild at Zimmerwald.
👶 Heidi as a baby name🐶 Heidi as a dog name🐱 Heidi as a cat name
Where Heidi is today
Seen from above the solar system on 2026-10-14: Heidi is 2.73 au from the Sun and 3.48 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2521 |
| Provisional designation | 1979 DK |
| Orbit class | Main-belt Asteroid |
| Rotation period | 12.0 hours |
| Spectral type | S |
| Absolute magnitude (H) | 11.85 |
| Orbital period | 4.67 years |
| Semi-major axis | 2.79 au |
| Perihelion – aphelion | 2.54 – 3.04 au |
| Eccentricity | 0.0891 |
| Inclination | 7.73° |
| Closest distance between its orbit and Earth's (MOID) | 1.56 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.