(21395) Albertofilho Main-belt Asteroid
Discovered on 20 March 1998 by LINEAR at Socorro.
Alberto Filho (b. 1942), a 2003 Intel International Science and Engineering Fair Excellence in Teaching Award finalist, is a teacher at the Fundacao Escola Tecnica Liberato Salzano Viera Da Cunha, Novo Hamburgo, Rio Grande Do Sul, Brasil.Naming citation (20041226/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Albertofilho is today
Seen from above the solar system on 2026-10-14: Albertofilho is 1.93 au from the Sun and 0.979 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21395 |
| Provisional designation | 1998 FJ41 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 7.18 hours |
| Absolute magnitude (H) | 14.68 |
| Orbital period | 3.32 years |
| Semi-major axis | 2.22 au |
| Perihelion – aphelion | 1.93 – 2.51 au |
| Eccentricity | 0.130 |
| Inclination | 6.07° |
| Closest distance between its orbit and Earth's (MOID) | 0.940 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Alberto
- (5371) Albertoaccomazzi
- (6307) Maiztegui
- (11102) Bertorighini
- (11905) Giacometti
- (50271) Albertoanunziato
- (58373) Albertoalonso
- (60406) Albertosuci
- (69585) Albertoraugei
- (80652) Albertoangela
- (83657) Albertosordi
All asteroids named after someone called Alberto
Also discovered on 20 March 1998
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- (8745) Delaney
- (8954) Baral
- (9126) Samcoulson
- (9243) Alag
- (9454) Ardeishar
- (11169) Alkon
- (11170) Bradenmilford
- (11173) Jayanderson
- (11174) Carandrews
- (11176) Batth
- (11685) Adamcurry