(12891) Kassandraholt Main-belt Asteroid
Discovered on 17 August 1998 by LINEAR at Socorro.
Kassandra Rose Holt (b. 2006) was a finalist in the 2019 Broadcom MASTERS, a math and science competition for middle-school students, for her materials & bioengineering project. She attended the Beehive Science & Technology Academy, Sandy, Utah.Naming citation (WGSBN Bull. 3, #1, 9), IAU / Minor Planet Center, via NASA/JPL
Where Kassandraholt is today
Seen from above the solar system on 2026-10-14: Kassandraholt is 2.49 au from the Sun and 1.63 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12891 |
| Provisional designation | 1998 QH51 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.21 km (#10,229 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.285 |
| Rotation period | 7.30 hours |
| Absolute magnitude (H) | 13.69 |
| Orbital period | 4.67 years |
| Semi-major axis | 2.80 au |
| Perihelion – aphelion | 2.49 – 3.10 au |
| Eccentricity | 0.110 |
| Inclination | 3.64° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 17 August 1998
- (9474) Cassadrury
- (9476) Vincenthuang
- (9477) Kefennell
- (10635) Chiragkumar
- (11189) Rabeaton
- (11369) Brazelton
- (11370) Nabrown
- (11371) Camley
- (11372) Aditisingh
- (11373) Carbonaro
- (11737) Gregneat
- (12545) Taniamurphy