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Minimalist Dictionary
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proper motion
noun
The change in apparent position of a celestial body due to that body's velocity relative to the Sun.
Word Frequency 1800~2019
Related words
Other words
grinning
discard
tactless
thud
marry
mold
specimen
twig
proximity
spherical
game
usable
bonelike
feed
enjoying
pretzel
haven
boil
curliness
sputter
space motion
retrograde motion
mean motion
opposition
aberration of light
diurnal motion
lation
aberration
trajectory
space velocity
radial velocity
mean anomaly
celestial mechanics
cosmokinematics
motus peculiaris