(128895) Bright Spring Main-belt Asteroid
Discovered on 4 October 2004 by Jarnac at Vail-Jarnac.
Bright Spring is the title of an essay by Summer Vigil, a second-grade student in Albuquerque, New Mexico, about a fictitious discovery of a new major planet.Naming citation (20070730/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Bright Spring is today
Seen from above the solar system on 2026-10-14: Bright Spring is 2.64 au from the Sun and 2.23 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 128895 |
| Provisional designation | 2004 TW |
| Orbit class | Main-belt Asteroid |
| Diameter | 1.95 km (#17,088 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0810 |
| Absolute magnitude (H) | 16.91 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 1.94 – 2.72 au |
| Eccentricity | 0.167 |
| Inclination | 2.45° |
| Closest distance between its orbit and Earth's (MOID) | 0.926 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Summer
All asteroids named after someone called Summer