900 Rosalinde
Modelled shape of Rosalinde from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | M. F. Wolf |
| Discovery site | Heidelberg Obs. |
| Discovery date | 10 August 1918 |
| Designations | |
| (900) Rosalinde | |
Named after | Character "Rosalinde" in the operetta Die Fledermaus (by Johann Strauss II) |
| A918 PJ · 1918 EC | |
| main-belt · (inner) background | |
| Orbital characteristics | |
| Epoch 31 May 2020 (JD 2459000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 101.46 yr (37,057 d) |
| Aphelion | 2.8758 AU |
| Perihelion | 2.0705 AU |
| 2.4732 AU | |
| Eccentricity | 0.1628 |
| 3.89 yr (1,421 d) | |
| 73.490° | |
| 0° 15m 12.24s / day | |
| Inclination | 11.559° |
| 182.26° | |
| 121.78° | |
| Physical characteristics | |
| |
| 16.648±0.009 h | |
Pole ecliptic latitude |
|
| |
| 11.6 | |
900 Rosalinde (prov. designation: A918 PJ or 1918 EC) is an elongated background asteroid from the inner regions of the asteroid belt, that has a mean diameter of approximately 19 kilometers (12 miles). It was discovered on 10 August 1918, by astronomer Max Wolf at the Heidelberg-Königstuhl State Observatory in southwest Germany. The lengthy S/D-type asteroid has a rotation period of 16.6 hours. It was likely named after "Rosalinde", a character in the operetta Die Fledermaus by Johann Strauss II.