(9319) Hartzell Main-belt Asteroid
Discovered on 14 September 1988 by S. J. Bus at Cerro Tololo.
Christine M. Hartzell (b. 1988) is an assistant professor in aerospace engineering at the University of Maryland. She studies the electrostatic and cohesion properties of dust on the surface of asteroids and the Moon for both science and improved design of future spacecraft.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL
Where Hartzell is today
Seen from above the solar system on 2026-10-14: Hartzell is 2.59 au from the Sun and 2.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9319 |
| Provisional designation | 1988 RV11 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.47 km (#9,761 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0540 |
| Absolute magnitude (H) | 15.3 |
| Orbital period | 3.37 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 1.90 – 2.59 au |
| Eccentricity | 0.155 |
| Inclination | 2.94° |
| Closest distance between its orbit and Earth's (MOID) | 0.885 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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