Friederike (
minor planet designation: 538 Friederike) is a
minor planet
According to the International Astronomical Union (IAU), a minor planet is an astronomical object in direct orbit around the Sun that is exclusively classified as neither a planet nor a comet. Before 2006, the IAU officially used the term ''mino ...
in the asteroid belt.
Photometric observations at the Organ Mesa Observatory in New Mexico during 2012 showed a
rotation period of 46.728 ± 0.004 hours with a brightness
variation of 0.25 ± 0.02 in
magnitude
Magnitude may refer to:
Mathematics
*Euclidean vector, a quantity defined by both its magnitude and its direction
*Magnitude (mathematics), the relative size of an object
*Norm (mathematics), a term for the size or length of a vector
*Order of ...
.
References
External links
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*
Hygiea asteroids
Friederike
Friederike
19040718
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