(28739) Julisauer Main-belt Asteroid
Discovered on 8 April 2000 by LINEAR at Socorro.
Julienne Isabelle Sauer (b. 1999) is a finalist in the 2013 Broadcom MASTERS, a math and science competition for middle school students, for her physical sciences project. She attends the Windemere Ranch Middle School, San Ramon, California.Naming citation (MPC batch dated 2013-09-19), IAU / Minor Planet Center, via NASA/JPL
Where Julisauer is today
Seen from above the solar system on 2026-10-14: Julisauer is 3.15 au from the Sun and 2.56 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28739 |
| Provisional designation | 2000 GW135 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.00 km (#7,638 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0630 |
| Absolute magnitude (H) | 14.74 |
| Orbital period | 4.71 years |
| Semi-major axis | 2.81 au |
| Perihelion – aphelion | 2.39 – 3.24 au |
| Eccentricity | 0.151 |
| Inclination | 8.00° |
| Closest distance between its orbit and Earth's (MOID) | 1.39 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.