(8304) Ryomichico Main-belt Asteroid
Discovered on 22 February 1995 by T. Kobayashi at Oizumi.
Ryo Michico (b. 1955) is a novelist and poet respected for her beautiful science fantasies. Her best-known works are Asteroid Museum (1990) and Radio-star Restaurant (1991).Naming citation (20031110/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ryomichico is today
Seen from above the solar system on 2026-10-14: Ryomichico is 2.12 au from the Sun and 2.87 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8304 |
| Provisional designation | 1995 DJ1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.88 km (#10,856 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.246 |
| Rotation period | 14.6 hours |
| Absolute magnitude (H) | 13.98 |
| Orbital period | 3.86 years |
| Semi-major axis | 2.46 au |
| Perihelion – aphelion | 2.12 – 2.80 au |
| Eccentricity | 0.140 |
| Inclination | 1.96° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 22 February 1995
- (7038) Tokorozawa
- (7895) Kaseda
- (8048) Andrle
- (8305) Teika
- (10170) Petrjakes
- (16700) Seiwa
- (23578) Baedeker
- (29345) Ivandanilov
More named asteroids discovered by T. Kobayashi
- (4807) Noboru
- (5924) Teruo
- (6275) Kiryu
- (6276) Kurohone
- (6346) Syukumeguri
- (6414) Mizunuma
- (6418) Hanamigahara
- (6420) Riheijyaya
- (6422) Akagi
- (6423) Harunasan
- (6462) Myougi
- (6531) Subashiri
← (8303) Miyaji · (8305) Teika →