(20503) Adamtazi Main-belt Asteroid
Discovered on 7 September 1999 by LINEAR at Socorro.
Adam Ryoma Tazi (b. 1990) is a finalist in the 2004 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his physical science project. He attends the St. Andrew School, Orlando, Florida.Naming citation (20041028/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Adamtazi is today
Seen from above the solar system on 2026-10-14: Adamtazi is 3.09 au from the Sun and 2.63 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20503 |
| Provisional designation | 1999 RX14 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 21.6 hours |
| Absolute magnitude (H) | 14.04 |
| Orbital period | 5.17 years |
| Semi-major axis | 2.99 au |
| Perihelion – aphelion | 2.77 – 3.21 au |
| Eccentricity | 0.0743 |
| Inclination | 2.62° |
| Closest distance between its orbit and Earth's (MOID) | 1.75 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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