501 Urhixidur
 | This article needs additional citations for verification. (December 2015) |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery date | January 18, 1903 |
| Designations | |
| 1903 LB; 1943 FC; 1949 FW; 1951 RB2; 1951 SE; 1955 FB | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch June 27, 2015 (JD JD 2457200.5) | |
| Aphelion | 3.610 AU (540.0 Gm) |
| Perihelion | 2.7253 AU (407.70 Gm) |
| 3.1675 AU (473.85 Gm) | |
| Eccentricity | 0.1396 |
| 2059.045 d (5.64 yr) | |
Average orbital speed | 16.65 km/s |
| 132.64° | |
| Inclination | 20.827° |
| 357.34° | |
| 353.81° | |
| Physical characteristics | |
| Dimensions | 77.44 km (48.12 mi) |
| Mass | 4.9×1017 kg |
Mean density | 2.0 g/cm³ |
| 0.0216 m/s² | |
| 0.0409 km/s | |
| 13.174 hours | |
| Albedo | 0.0812 |
| Temperature | ~157 K |
Spectral type | ? |
| 8.9 | |
501 Urhixidur is a relatively large (ranked 372nd by IRAS) main belt asteroid. It was discovered by Dr. Maximilian Franz Joseph Cornelius Wolf (1863–1932), at the Königstuhl Observatory in Heidelberg, Germany on January 18, 1903. It is named after a character in Friedrich Theodor Vischer's then-bestseller satirical novel Auch Einer.
