(9892) Meigetsuki Main-belt Asteroid
Discovered on 27 December 1995 by T. Kobayashi at Oizumi.
“Meigetsuki” was a diary written in the 13th century by Fujiwara no Teika (1162–1241), a famous Japanese poet. It contains details on many astronomical events, including the supernova of 1054.Naming citation (WGSBN Bull. 2, #4, 5), IAU / Minor Planet Center, via NASA/JPL
Where Meigetsuki is today
Seen from above the solar system on 2026-10-14: Meigetsuki is 2.18 au from the Sun and 2.62 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9892 |
| Provisional designation | 1995 YN3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.57 km (#13,780 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.460 |
| Rotation period | 2,315 hours |
| Absolute magnitude (H) | 14.23 |
| Orbital period | 3.40 years |
| Semi-major axis | 2.26 au |
| Perihelion – aphelion | 1.94 – 2.59 au |
| Eccentricity | 0.143 |
| Inclination | 6.21° |
| Closest distance between its orbit and Earth's (MOID) | 0.945 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.