(249523) Friedan Main-belt Asteroid
Discovered on 22 February 2010 by WISE at WISE.
Betty Friedan (1921-2006) was an author and social activist who wrote The Feminine Mystique, a book that made an enormous impact on women's lives. She was a founder of the National Organization for Women and a convener of the National Women's Political Caucus.Naming citation (MPC batch dated 2016-02-22), IAU / Minor Planet Center, via NASA/JPL
Where Friedan is today
Seen from above the solar system on 2026-10-14: Friedan is 3.68 au from the Sun and 4.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 249523 |
| Provisional designation | 2010 DO53 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.43 km (#9,829 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0550 |
| Absolute magnitude (H) | 15.32 |
| Orbital period | 5.69 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.57 – 3.80 au |
| Eccentricity | 0.194 |
| Inclination | 27.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.58 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Betty
All asteroids named after someone called Betty