(13247) Tianshi Main-belt Asteroid
Discovered on 24 June 1998 by LINEAR at Socorro.
Kyle Preston Tianshi (b. 2006) was a finalist in the 2019 Broadcom MASTERS, a math and science competition for middle-school students, for his environmental and earth sciences project. He attended the Cambridge School, San Diego, California.Naming citation (WGSBN Bull. 3, #1, 11), IAU / Minor Planet Center, via NASA/JPL
Where Tianshi is today
Seen from above the solar system on 2026-10-14: Tianshi is 2.18 au from the Sun and 1.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13247 |
| Provisional designation | 1998 MW34 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.55 |
| Orbital period | 3.50 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 2.05 – 2.56 au |
| Eccentricity | 0.111 |
| Inclination | 3.58° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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