(217257) Valemangano Mars-crossing Asteroid
Discovered on 19 November 2003 by CINEOS at Campo Imperatore.
Valeria Mangano (b. 1971), a planetary scientist at the Istituto di Fisica dello Spazio Interplanetario in Torino, makes observations of the sodium exosphere of Mercury. She made a study of Europa and Titan and in 2007 received her doctorate from the University of Padua for her “Study of the Exospheres of Mercury”.Naming citation (20100330/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Valemangano is today
Seen from above the solar system on 2026-10-14: Valemangano is 2.88 au from the Sun and 3.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 217257 |
| Provisional designation | 2003 WU26 |
| Orbit class | Mars-crossing Asteroid |
| Absolute magnitude (H) | 17.93 |
| Orbital period | 3.16 years |
| Semi-major axis | 2.15 au |
| Perihelion – aphelion | 1.36 – 2.94 au |
| Eccentricity | 0.366 |
| Inclination | 5.41° |
| Closest distance between its orbit and Earth's (MOID) | 0.366 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Valeria
All asteroids named after someone called Valeria