333 Badenia
333 Badenia (/bəˈdiːniə/ bə-DEE-nee-ə; prov. designation: A892 QA or 1892 A) is a large background asteroid, approximately 72 kilometers (45 miles) in diameter, located the outer region of the asteroid belt. It was discovered on 22 August 1892, by astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory in southwest Germany. The carbonaceous C-type asteroid has a rotation period of 9.9 hours. It was named after the historical Grand Duchy of Baden that existed until 1918, and where the discovering observatory is located. Badenia was the first asteroid to receive a provisional designation.
Modelled shape of Badenia from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | M. F. Wolf |
| Discovery site | Heidelberg Obs. |
| Discovery date | 22 August 1892 |
| Designations | |
MPC designation | (333) Badenia |
| Pronunciation | /bəˈdiːniə/ |
Named after | Grand Duchy of Baden (Großherzogtum Baden) |
Alternative designations | A892 QA · 1930 JD 1932 TC · 1936 QQ 1937 VB · 1950 BP1 A895 DC · A911 CA 1892 A |
Minor planet category |
|
| Orbital characteristics | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 127.45 yr (46,551 d) |
| Aphelion | 3.6300 AU |
| Perihelion | 2.6314 AU |
Semi-major axis | 3.1307 AU |
| Eccentricity | 0.1595 |
Orbital period (sidereal) | 5.54 yr (2,023 d) |
Mean anomaly | 20.070° |
Mean motion | 0° 10m 40.44s / day |
| Inclination | 3.7393° |
Longitude of ascending node | 353.16° |
| 22.785° | |
| Physical characteristics | |
Mean diameter |
|
Mean density | ~1.4 g/cm3 |
Synodic rotation period | 9.862±0.001 h |
| |
| 9.4 | |
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