Sentence examples for a proper motion from inspiring English sources

This is not the same as a proper motion of no confidence in the government and, unlike a proper motion of no confidence, the government does not have to allow time for it to be debated.

Moreover a comparison between the two epochs shows the presence of a proper motion with apparent velocity = 6.7c.

We can see that the lack of a proper motion model resulted in the wrong group of particles surviving and the correct group disappearing.

With a proper motion of 5.1 arcseconds per year, it is the 24th closest star to Earth overall.

A third method entails the use of mean parallaxes of a star of a given proper motion and apparent magnitude; this yields a statistical sample of stars of approximately known and uniform distance.

A high proper motion is an indicator of closeness to the Sun.

Previously, a guide star with a large proper motion is excluded in calculating the aspect solution.

A member of the 12 million year-old Beta Pictoris moving group of stars that share a common proper motion through space, Eta Telescopii is a young white main sequence star of magnitude 5.0 and spectral type A0V.

Only a few years later, however, Groombridge 1830 was discovered to have a larger proper motion.

Five stars of the constellation form an associated group called the Ursa Major moving group, with a common proper motion, but Dubhe (the upper pointer) and Alcaid (the last star of the tail) have no connection with the others.

Based on observations between 1800 and 1880, Epsilon Eridani was found to have a large proper motion across the celestial sphere, which was estimated at an angular velocity of three arcseconds annually.