(24422) Helentressa Main-belt Asteroid
Discovered on 2 February 2000 by LINEAR at Socorro.
Helen Tressa D'Couto (b. 1990) was awarded second place in the 2008 Intel International Science and Engineering Fair for her environmental management project. She attends the Clear Lake High School, Houston, Texas, U.S.A.Naming citation (WGSBN Bull. 2, #15, 6), IAU / Minor Planet Center, via NASA/JPL
Where Helentressa is today
Seen from above the solar system on 2026-10-14: Helentressa is 2.29 au from the Sun and 3.25 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24422 |
| Provisional designation | 2000 CF3 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 6.78 hours |
| Absolute magnitude (H) | 15.0 |
| Orbital period | 3.64 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.26 – 2.47 au |
| Eccentricity | 0.0447 |
| Inclination | 6.55° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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- (78432) Helensailer
- (111696) Helenorman
- (123818) Helenzier
All asteroids named after someone called Helen
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