(813826) Vihart Main-belt Asteroid
Discovered on 9 October 2007 by CSS at Catalina.
Victoria “Vi” Hart (b. 1988) is an American recreational mathematician and educator, who is best known for their engaging explanations of mathematical ideas, often delivered through music or paper constructions such as hexaflexagons. Hart's “A Song about a Circle Constant” launched τ's popularity as a worthy competitor to the number π.Naming citation (WGSBN Bull. 5, #28, 19), IAU / Minor Planet Center, via NASA/JPL
Where Vihart is today
Seen from above the solar system on 2026-10-14: Vihart is 3.15 au from the Sun and 4.13 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 813826 |
| Provisional designation | 2007 TE420 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.92 |
| Orbital period | 4.35 years |
| Semi-major axis | 2.66 au |
| Perihelion – aphelion | 1.83 – 3.49 au |
| Eccentricity | 0.312 |
| Inclination | 15.6° |
| Closest distance between its orbit and Earth's (MOID) | 0.919 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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