(17099) Emilytianshi Main-belt Asteroid
Discovered on 10 May 1999 by LINEAR at Socorro.
Emily Lindsay Tianshi (b. 2003) was awarded second place in the 2019 Intel International Science and Engineering Fair for her earth and environmental sciences project. She attended the Cambridge School, San Diego, California, U.S.A.Naming citation (WGSBN Bull. 3, #7, 11), IAU / Minor Planet Center, via NASA/JPL
Where Emilytianshi is today
Seen from above the solar system on 2026-10-14: Emilytianshi is 2.95 au from the Sun and 3.94 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17099 |
| Provisional designation | 1999 JE37 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.06 km (#10,509 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.251 |
| Rotation period | 6.50 hours |
| Absolute magnitude (H) | 13.9 |
| Orbital period | 4.00 years |
| Semi-major axis | 2.52 au |
| Perihelion – aphelion | 2.04 – 2.99 au |
| Eccentricity | 0.188 |
| Inclination | 4.34° |
| Closest distance between its orbit and Earth's (MOID) | 1.05 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Emily
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- (12669) Emilybrisnehan
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- (16189) Riehl
- (16227) Emilykang
- (18086) Emilykraft
- (18204) Emilycostello
- (19463) Emilystoll
- (27102) Emilychen
- (27328) Pohlonski
- (27456) Sarkisian
All asteroids named after someone called Emily
Also discovered on 10 May 1999
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- (11225) Borden
- (11227) Ksenborisova
- (11228) Botnick
- (11229) Brookebowers
- (11230) Deschaffer
- (11231) Schiavo
- (11413) Catanach
- (11414) Allanchu
- (12117) Meagmessina
- (16048) Eddiedai
- (16049) D'Amore