(390743) Telkesmaria Main-belt Asteroid
Discovered on 20 September 2003 by B. SipÅcz K. Sárneczky at Piszkesteto.
Mária Telkes (1900–1995) was a Hungarian-born American physical chemist and biophysicist, best known for her invention of the solar distiller and the first solar-powered heating system designed for residences. She also invented other devices capable of storing energy captured from sunlight.Naming citation (WGSBN Bull. 1, #1, 29), IAU / Minor Planet Center, via NASA/JPL
Where Telkesmaria is today
Seen from above the solar system on 2026-10-14: Telkesmaria is 3.06 au from the Sun and 3.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 390743 |
| Provisional designation | 2003 SD129 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.47 |
| Orbital period | 4.22 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 2.15 – 3.07 au |
| Eccentricity | 0.177 |
| Inclination | 33.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.14 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Maria
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