649 Josefa
Discovery | |
---|---|
Discovered by | August Kopff |
Discovery site | Heidelberg |
Discovery date | 11 September 1907 |
Designations | |
(649) Josefa | |
1907 AF | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 108.60 yr (39665 d) |
Aphelion | 3.2555 AU (487.02 Gm) |
Perihelion | 1.8371 AU (274.83 Gm) |
2.5463 AU (380.92 Gm) | |
Eccentricity | 0.27852 |
4.06 yr (1484.1 d) | |
273.84° | |
0° 14m 33.252s / day | |
Inclination | 12.715° |
357.035° | |
349.562° | |
Physical characteristics | |
10.481 h (0.4367 d) | |
12.7 | |
649 Josefa is a minor planet, specifically an asteroid, orbiting primarily in the asteroid belt. Photometric observations provide a rotation period of 10.481±0.001 h with a brightness variation of 0.33±0.04 in magnitude.[2]
References
[edit]- ^ "649 Josefa (1907 AF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
- ^ Pilcher, Frederick (April 2010), "Rotation Period Determinations for 81 Terpsichore, 419 Aurelia 452 Hamiltonia, 610 Valeska, 649 Josefa, and 652 Jubilatrix", Minor Planet Bulletin, Bibcode:2010MPBu...37...45P.
External links
[edit]- 649 Josefa at AstDyS-2, Asteroids—Dynamic Site
- 649 Josefa at the JPL Small-Body Database