(19495) Terentyeva Main-belt Asteroid
Discovered on 23 May 1998 by LONEOS at Anderson Mesa.
Alexandra K. Terentyeva (b. 1933) has been a meteor astronomer for more than 50 years at the Institute of Astronomy of the Russian Academy of Sciences. Her achievements include contributing new understanding of the dynamics of meteoroid streams and publishing a catalogue of minor streams.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL
Where Terentyeva is today
Seen from above the solar system on 2026-10-14: Terentyeva is 2.73 au from the Sun and 3.62 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19495 |
| Provisional designation | 1998 KZ8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.96 km (#8,994 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.377 |
| Rotation period | 2.33 hours |
| Absolute magnitude (H) | 13.13 |
| Orbital period | 4.07 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.37 – 2.73 au |
| Eccentricity | 0.0718 |
| Inclination | 16.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.40 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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