(45073) Doyanrose Main-belt Asteroid
Discovered on 7 December 1999 by J. Ruthroff at Doyan Rose.
Doyan Rose Ruthroff (1923-1974) was the discoverer's mother. “Remember I am with you always, to the very end of the age.”Naming citation (20030501/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Doyanrose is today
Seen from above the solar system on 2026-10-14: Doyanrose is 2.61 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 45073 |
| Provisional designation | 1999 XN37 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 3.16 hours |
| Absolute magnitude (H) | 14.79 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 1.99 – 2.68 au |
| Eccentricity | 0.148 |
| Inclination | 6.91° |
| Closest distance between its orbit and Earth's (MOID) | 0.992 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.