(21256) Robertobattiston Main-belt Asteroid
Discovered on 14 February 1996 by Tombelli, M., Casacci, C. at Cima Ekar.
Roberto Battiston (b. 1956) is an Italian experimental physicist specializing in detectors and technologies for fundamental, elementary and astroparticle physics. He holds the Chair of Experimental Physics at the University of Trento, and since 2014 has been President of the Italian Space Agency ASI.Naming citation (MPC batch dated 2017-11-04), IAU / Minor Planet Center, via NASA/JPL
Where Robertobattiston is today
Seen from above the solar system on 2026-10-14: Robertobattiston is 3.35 au from the Sun and 3.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21256 |
| Provisional designation | 1996 CK7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.78 km (#6,801 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0970 |
| Absolute magnitude (H) | 14.09 |
| Orbital period | 5.71 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.58 – 3.81 au |
| Eccentricity | 0.192 |
| Inclination | 2.15° |
| Closest distance between its orbit and Earth's (MOID) | 1.59 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Roberto
- (4881) Robmackintosh
- (7323) Robersomma
- (7794) Sanvito
- (8742) Bonazzoli
- (9478) Caldeyro
- (10579) Diluca
- (10590) Ragazzoni
- (12470) Pinotti
- (14919) Robertohaver
- (14964) Robertobacci
- (16996) Dahir
- (19224) Orosei
All asteroids named after someone called Roberto
Also discovered on 14 February 1996
- (7715) Leonidarosino
- (7847) Mattiaorsi
- (7900) Portule
- (9425) Marconcini
- (9426) Aliante
- (9427) Righini
- (9897) Malerba
- (10175) Aenona
- (10176) Gaiavettori
- (12811) Rigonistern
- (12812) Cioni
- (12813) Paolapaolini