(55331) Putzi Main-belt Asteroid
Discovered on 21 September 2001 by Juels, C. W., Holvorcem, P. R. at Fountain Hills.
Antonie (Putzi) T. Schwartz (b. 1953) is a mother, artist and holistic health practitioner. She has enthusiastically supported her husband Terry Schwartz's astronomical endeavors at Tenagra Observatories in Cottage Grove, Oregon, and Patagonia, Arizona, since 1995.Naming citation (20040306/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Putzi is today
Seen from above the solar system on 2026-10-14: Putzi is 3.71 au from the Sun and 4.69 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 55331 |
| Provisional designation | 2001 SY115 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.8 km (#4,662 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0950 |
| Absolute magnitude (H) | 13.47 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.52 – 3.72 au |
| Eccentricity | 0.192 |
| Inclination | 12.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.55 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.