(121483) Griffinjayne Main-belt Asteroid
Discovered on 4 October 1999 by CSS at Catalina.
Where Griffinjayne is today
Seen from above the solar system on 2026-10-14: Griffinjayne is 2.92 au from the Sun and 3.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 121483 |
| Provisional designation | 1999 TO242 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.28 km (#8,548 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0590 |
| Absolute magnitude (H) | 14.97 |
| Orbital period | 5.68 years |
| Semi-major axis | 3.18 au |
| Perihelion – aphelion | 2.48 – 3.89 au |
| Eccentricity | 0.221 |
| Inclination | 11.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.51 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 4 October 1999
- (13407) Ikukomakino
- (15093) Lestermackey
- (15509) Annejing
- (15510) Phoeberounds
- (16088) Jessgoldstein
- (17179) Codina
- (20626) Rider-Stokes
- (20638) Lingchen
- (20639) Michellouie
- (20641) Yenuanchen
- (20642) Laurajohnson
- (21804) Vaclavneumann