(1904) Massevitch Main-belt Asteroid
Discovered on 9 May 1972 by T. M. Smirnova at Nauchnyj.
Where Massevitch is today
Seen from above the solar system on 2026-10-14: Massevitch is 2.91 au from the Sun and 3.83 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1904 |
| Provisional designation | 1972 JM |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.5 km (#3,548 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.581 |
| Rotation period | 5.40 hours |
| Spectral type | R |
| Absolute magnitude (H) | 11.12 |
| Orbital period | 4.54 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.54 – 2.95 au |
| Eccentricity | 0.0755 |
| Inclination | 12.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.57 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.