(318698) Barthalajos Main-belt Asteroid
Discovered on 30 August 2005 by K. Sarneczky at Piszkesteto.
Lajos Bartha (b. 1933) is a Hungarian librarian, amateur astronomer and historian of astronomy. Founder of the Hungarian astronomical magazine Meteor, and the leader of the History of Astronomy Section of the Hungarian Astronomical Association, Bartha has made over 6000 visual brightness estimates of variable stars.Naming citation (MPC batch dated 2014-01-16), IAU / Minor Planet Center, via NASA/JPL
Where Barthalajos is today
Seen from above the solar system on 2026-10-14: Barthalajos is 3.21 au from the Sun and 4.07 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 318698 |
| Provisional designation | 2005 QK87 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.01 |
| Orbital period | 4.75 years |
| Semi-major axis | 2.82 au |
| Perihelion – aphelion | 2.35 – 3.30 au |
| Eccentricity | 0.169 |
| Inclination | 3.26° |
| Closest distance between its orbit and Earth's (MOID) | 1.35 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.