(58578) Zidek Main-belt Asteroid
Discovered on 24 September 1997 by L. Sarounova at Ondrejov.
Ivo Žídek (1926–2003) was an outstanding Czech tenor singer. He spent 40 years as a soloist of the National Theatre in Prague and was also a guest singer in Vienna, Berlin and Stuttgart. He was the most famous representative of the role of Jeník in Smetana's opera The Bartered Bride.Naming citation (WGSBN Bull. 4, #9, 5), IAU / Minor Planet Center, via NASA/JPL
Where Zidek is today
Seen from above the solar system on 2026-10-14: Zidek is 1.86 au from the Sun and 0.920 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 58578 |
| Provisional designation | 1997 SP2 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.94 |
| Orbital period | 3.62 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 1.80 – 2.92 au |
| Eccentricity | 0.239 |
| Inclination | 2.50° |
| Closest distance between its orbit and Earth's (MOID) | 0.786 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.