| Minorplanet: | yes |
| Background: |
|
| 314 Rosalia | |
| Discovered: | 1 September 1891 |
| Mpc Name: | (314) Rosalia |
| Pronounced: | [1] |
| Epoch: | 31 July 2016 (JD 2457600.5) |
| Semimajor: | 3.15325AU |
| Perihelion: | 2.5964AU |
| Aphelion: | 3.71009abbr=onNaNabbr=on |
| Eccentricity: | 0.17659 |
| Period: | 5.60 yr (2045.2 d) |
| Inclination: | 12.5603° |
| Asc Node: | 170.314° |
| Arg Peri: | 190.369° |
| Rotation: | 20.43abbr=onNaNabbr=on |
| Abs Magnitude: | 10.0 |
| Mean Motion: | / day |
| Orbit Ref: | [2] |
| Observation Arc: | 124.62 yr (45517 d) |
| Uncertainty: | 0 |
314 Rosalia is a large Main belt asteroid. It was discovered by Auguste Charlois on 1 September 1891 in Nice.
Photometric observations of this asteroid collected during 2006 show a rotation period of 20.43 ± 0.02 hours with a brightness variation of 0.21 ± 0.02 magnitude.