| Minorplanet: | yes |
| Background: |
|
| 649 Josefa | |
| Mpc Name: | (649) Josefa |
| Alt Names: | 1907 AF |
| Discovered: | 11 September 1907 |
| Epoch: | 31 July 2016 (JD 2457600.5) |
| Eccentricity: | 0.27852 |
| Semimajor: | 2.5463AU |
| Perihelion: | 1.8371AU |
| Aphelion: | 3.2555abbr=onNaNabbr=on |
| Period: | 4.06 yr (1484.1 d) |
| Inclination: | 12.715° |
| Asc Node: | 357.035° |
| Arg Peri: | 349.562° |
| Mean Motion: | / day |
| Orbit Ref: | [1] |
| Observation Arc: | 108.60 yr (39665 d) |
| Uncertainty: | 0 |
| Abs Magnitude: | 12.7 |
| Rotation: | 10.481abbr=onNaNabbr=on |
649 Josefa is a minor planet, specifically an asteroid, orbiting primarily in the asteroid belt. Photometric observations provide a rotation period of with a brightness variation of in magnitude.