(203602) Danjoyce Main-belt Asteroid
Discovered on 4 March 2002 by B. L. Stevens at Desert Moon.
Daniel P. Joyce (b. 1948) is a precision mirror maker and astronomy enthusiast, who is always willing to share his vast knowledge of the night sky with the public. He has been president of the Chicago Astronomical Society seven times.Naming citation (20130127/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Danjoyce is today
Seen from above the solar system on 2026-10-14: Danjoyce is 2.16 au from the Sun and 1.39 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 203602 |
| Provisional designation | 2002 ED |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.13 |
| Orbital period | 3.64 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.00 – 2.73 au |
| Eccentricity | 0.153 |
| Inclination | 8.91° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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