(25553) Ivanlafer Main-belt Asteroid
Discovered on 10 December 1999 by LINEAR at Socorro.
Ivan Lavander Candido Ferreira (b. 1991) was awarded second place in the 2009 Intel International Science and Engineering Fair for his microbiology project. He attends the Colégio Guilherme Dumont Villares, São Paulo, SP, Brasil.Naming citation (20100428/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ivanlafer is today
Seen from above the solar system on 2026-10-14: Ivanlafer is 2.81 au from the Sun and 2.72 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25553 |
| Provisional designation | 1999 XC169 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.74 |
| Orbital period | 4.05 years |
| Semi-major axis | 2.54 au |
| Perihelion – aphelion | 2.24 – 2.84 au |
| Eccentricity | 0.119 |
| Inclination | 2.44° |
| Closest distance between its orbit and Earth's (MOID) | 1.26 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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