(73699) Landaupfalz Main-belt Asteroid
Discovered on 4 October 1991 by Schmadel, L. D., Borngen, F. at Tautenburg.
Landau in der Pfalz is a German university town in southern Rhineland-Palatinate, embedded in vineyards and surrounded by wine-growing villages. First mentioned in 1106, Landau became one of Europe's strongest citadels under French rule in the 17th century. Landau has a rich landscape of gardens and parks.Naming citation (WGSBN Bull. 3, #13, 12), IAU / Minor Planet Center, via NASA/JPL
Where Landaupfalz is today
Seen from above the solar system on 2026-10-14: Landaupfalz is 3.17 au from the Sun and 3.90 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 73699 |
| Provisional designation | 1991 TH3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.3 |
| Orbital period | 4.04 years |
| Semi-major axis | 2.54 au |
| Perihelion – aphelion | 1.80 – 3.27 au |
| Eccentricity | 0.289 |
| Inclination | 7.51° |
| Closest distance between its orbit and Earth's (MOID) | 0.813 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.