(2964) Jaschek Main-belt Asteroid
Discovered on 16 July 1974 by Felix Aguilar Observatory at El Leoncito.
Where Jaschek is today
Seen from above the solar system on 2026-10-14: Jaschek is 2.81 au from the Sun and 3.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2964 |
| Provisional designation | 1974 OA1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.94 km (#6,646 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.369 |
| Rotation period | 12.5 hours |
| Absolute magnitude (H) | 12.96 |
| Orbital period | 4.18 years |
| Semi-major axis | 2.59 au |
| Perihelion – aphelion | 2.08 – 3.11 au |
| Eccentricity | 0.198 |
| Inclination | 13.6° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.