(9459) Gracecai Main-belt Asteroid
Discovered on 31 March 1998 by LINEAR at Socorro.
Grace Cai (b. 2001) was a finalist in the 2019 Regeneron Science Talent Search (STS), a science competition for high school seniors, for her computer science project. She attended the Montgomery Blair High School, Silver Spring, Maryland.Naming citation (WGSBN Bull. 3, #2, 8), IAU / Minor Planet Center, via NASA/JPL
Where Gracecai is today
Seen from above the solar system on 2026-10-14: Gracecai is 1.93 au from the Sun and 2.48 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9459 |
| Provisional designation | 1998 FW113 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 34.6 hours |
| Absolute magnitude (H) | 13.78 |
| Orbital period | 3.50 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 1.92 – 2.69 au |
| Eccentricity | 0.168 |
| Inclination | 4.78° |
| Closest distance between its orbit and Earth's (MOID) | 0.911 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Grace
- (5773) Hopper
- (9341) Gracekelly
- (19428) Gracehsu
- (23179) Niedermeyer
- (27253) Graceleanor
- (33573) Hugrace
- (34268) Gracetian
- (50739) Gracecook
All asteroids named after someone called Grace
Also discovered on 31 March 1998
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- (11180) Brentperlman
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- (11698) Fichtelman
- (11701) Madeleineyang
- (11702) Mifischer
- (12506) Pariser
- (12508) Darcysloe
- (12509) Pathak
- (16929) Hurnik