(10449) Takuma Main-belt Asteroid
Discovered on 16 October 1936 by M. Laugier at Nice.
Hitoshi Takuma (b. 1949) is an active solar observer in Japan who has been observing sunspots and solar flares since 1972. The name was suggested by S. Nakano, who worked with Takuma in Kawaguchi from 1972 to 1977 and found the identifications involving this object.Naming citation (20040107/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Takuma is today
Seen from above the solar system on 2026-10-14: Takuma is 3.25 au from the Sun and 4.18 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10449 |
| Provisional designation | 1936 UD |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.6 km (#3,865 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0670 |
| Rotation period | 7.33 hours |
| Absolute magnitude (H) | 13.23 |
| Orbital period | 5.36 years |
| Semi-major axis | 3.06 au |
| Perihelion – aphelion | 2.05 – 4.08 au |
| Eccentricity | 0.331 |
| Inclination | 2.54° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Hitoshi
All asteroids named after someone called Hitoshi