(550525) Sigourneyweaver Main-belt Asteroid
Discovered on 12 July 2012 by Kryachko, T., Satovski, B. at Zelenchukskaya Stn.
Sigourney Weaver (b. 1949) is a talented actress and selfless nature protector. Her participation in the legendary cycle of Alien films interested a young generation in the possible problems of space exploration and the search for extraterrestrial intelligence.Naming citation (WGSBN Bull. 1, #12, 12), IAU / Minor Planet Center, via NASA/JPL
Where Sigourneyweaver is today
Seen from above the solar system on 2026-10-14: Sigourneyweaver is 4.12 au from the Sun and 4.90 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 550525 |
| Provisional designation | 2012 NL |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.33 |
| Orbital period | 5.69 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.23 – 4.14 au |
| Eccentricity | 0.299 |
| Inclination | 27.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.