(21799) Ciociaria Main-belt Asteroid
Discovered on 1 October 1999 by Mallia, F., Masi, G. at Campo Catino.
La Ciocia, from which the name is derived, is the ancient footwear of the early inhabitants of the Campo Catino area of southern Latium. The area is now nearly coincident with the Province of Frosinone, which permitted the Campo Catino Astronomical Observatory building.Naming citation (20010509/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ciociaria is today
Seen from above the solar system on 2026-10-14: Ciociaria is 2.73 au from the Sun and 1.73 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21799 |
| Provisional designation | 1999 TP |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.45 km (#5,444 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0860 |
| Absolute magnitude (H) | 13.71 |
| Orbital period | 5.40 years |
| Semi-major axis | 3.08 au |
| Perihelion – aphelion | 2.69 – 3.46 au |
| Eccentricity | 0.125 |
| Inclination | 17.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.70 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 October 1999
- (19711) Johnaligawesa
- (47171) Lempo
- (102211) Angelofaggiano
- (121352) Taylorhale
- (121468) Msovinskihaskell
- (121469) Sarahaugh
- (121505) Andrewliounis
- (129882) Ustica
- (129962) Williamverts