(3247) Di Martino Main-belt Asteroid
Discovered on 30 December 1981 by E. Bowell at Anderson Mesa.
Where Di Martino is today
Seen from above the solar system on 2026-10-14: Di Martino is 2.08 au from the Sun and 3.03 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3247 |
| Provisional designation | 1981 YE |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.8 km (#3,462 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0647 |
| Rotation period | 5.45 hours |
| Absolute magnitude (H) | 13.36 |
| Orbital period | 3.67 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.07 – 2.68 au |
| Eccentricity | 0.129 |
| Inclination | 3.93° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.