(135978) Agueros Main-belt Asteroid
Discovered on 4 October 2002 by Sloan Digital Sky Survey at Apache Point.
Marcel Agüeros (b. 1973) is a French-Puerto Rican astronomer and a contributor to the Sloan Digital Sky Survey. Marcel has worked on a variety of problems in stellar astrophysics, including searching for isolated neutron stars and examining the age-rotation-activity relation in open clusters.Naming citation (20120406/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Agueros is today
Seen from above the solar system on 2026-10-14: Agueros is 3.14 au from the Sun and 3.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 135978 |
| Provisional designation | 2002 TD304 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.82 |
| Orbital period | 4.53 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.31 – 3.17 au |
| Eccentricity | 0.157 |
| Inclination | 7.90° |
| Closest distance between its orbit and Earth's (MOID) | 1.31 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Marcel
- (10306) Pagnol
- (10403) Marcelgrun
- (12275) Marcelgoffin
- (22281) Popescu
- (23946) Marcelleroux
- (26883) Marcelproust
- (30307) Marcelriesz
- (31378) Neidinger
- (37044) Papymarcel
- (85183) Marcelayme
- (99262) Bleustein
- (184878) Gotlib
All asteroids named after someone called Marcel
Also discovered on 4 October 2002
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- (113949) Bahcall
- (113950) Donbaldwin
- (119967) Daniellong
- (127515) Nitta
- (127516) Oravetz
- (142752) Boroski
- (142753) Briegel
- (161207) Lidz
- (166745) Pindor
- (166746) Marcpostman
- (166747) Gordonrichards