(15594) Castillo Main-belt Asteroid
Discovered on 6 April 2000 by LINEAR at Socorro.
Named in honor of Jesse L. Castillo for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Jesse is a student at the Bernalillo Middle School, Bernalillo, New Mexico.Naming citation (20011002/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Castillo is today
Seen from above the solar system on 2026-10-14: Castillo is 2.17 au from the Sun and 2.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15594 |
| Provisional designation | 2000 GG95 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.02 km (#12,689 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.228 |
| Rotation period | 9.49 hours |
| Absolute magnitude (H) | 14.59 |
| Orbital period | 3.44 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 1.91 – 2.64 au |
| Eccentricity | 0.161 |
| Inclination | 7.41° |
| Closest distance between its orbit and Earth's (MOID) | 0.921 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jesse
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- (8001) Ramsden
- (19570) Jessedouglas
- (25676) Jesseellison
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- (31523) Jessemichel
- (211375) Jessesteed
All asteroids named after someone called Jesse
Also discovered on 6 April 2000
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