(117993) Zambujal Outer Main-belt Asteroid
Discovered on 29 September 1973 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Zambujal is the site of a Chalcolithic fortification of the third millennium B.C. situated close to a former inlet of the Atlantic Ocean near Torres Vedras, Portugal. Excavation of the ruins lasted from 1964 to 1973.Naming citation (20060809/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Zambujal is today
Seen from above the solar system on 2026-10-14: Zambujal is 4.78 au from the Sun and 5.75 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 117993 |
| Provisional designation | 1064 T-2 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 11.0 km (#4,570 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0770 |
| Absolute magnitude (H) | 13.34 |
| Orbital period | 8.06 years |
| Semi-major axis | 4.02 au |
| Perihelion – aphelion | 2.95 – 5.09 au |
| Eccentricity | 0.267 |
| Inclination | 1.86° |
| Closest distance between its orbit and Earth's (MOID) | 1.94 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 29 September 1973
- (2049) Grietje
- (4357) Korinthos
- (4549) Burkhardt
- (4721) Atahualpa
- (4752) Myron
- (4876) Strabo
- (4978) Seitz
- (5151) Weerstra
- (5197) Rottmann
- (5243) Clasien
- (5244) Amphilochos
- (5266) Rauch