(18980) Johannatang Main-belt Asteroid
Discovered on 1 September 2000 by LINEAR at Socorro.
Johanna Tang (b. 1987) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her chemistry team project. She attends the Alhambra High School, Alhambra, California, U.S.A.Naming citation (20040830/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Johannatang is today
Seen from above the solar system on 2026-10-14: Johannatang is 2.17 au from the Sun and 3.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18980 |
| Provisional designation | 2000 RY2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.21 km (#8,629 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0430 |
| Absolute magnitude (H) | 14.85 |
| Orbital period | 3.42 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 1.89 – 2.65 au |
| Eccentricity | 0.165 |
| Inclination | 3.36° |
| Closest distance between its orbit and Earth's (MOID) | 0.882 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Johanna
All asteroids named after someone called Johanna
Also discovered on 1 September 2000
- (18979) Henryfong
- (18983) Allentran
- (18987) Irani
- (18991) Tonivanov
- (18997) Mizrahi
- (19002) Tongkexue
- (19003) Erinfrey
- (19005) Teckman
- (19801) Karenlemmon
- (20774) Zender
- (20775) Zhaohaibin
- (20776) Juliekrugler