(279226) Demisroussos Main-belt Asteroid
Discovered on 24 October 2009 by B. Satovski T. V. Kryachko at Zelenchukskaya.
Artemios (Demis) Ventouris Roussos (b. 1946) is a Greek singer and performer. He had a string of international hit records as a solo performer in the 1970s after being a member of Aphrodite's Child, a progressive rock group that also included Vangelis.Naming citation (WGSBN Bull. 5, #7, 4), IAU / Minor Planet Center, via NASA/JPL
Where Demisroussos is today
Seen from above the solar system on 2026-10-14: Demisroussos is 2.78 au from the Sun and 3.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 279226 |
| Provisional designation | 2009 UR103 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.11 km (#14,935 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0550 |
| Absolute magnitude (H) | 16.48 |
| Orbital period | 5.14 years |
| Semi-major axis | 2.98 au |
| Perihelion – aphelion | 2.59 – 3.37 au |
| Eccentricity | 0.132 |
| Inclination | 6.13° |
| Closest distance between its orbit and Earth's (MOID) | 1.60 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.