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parallactic

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Unless the deviations from the parallactic line of the stellar motions balance one another on the whole, their discussion may easily be as fruitless as that of observations tainted with systematic errors.

From Scientific American Supplement, No. 829, November 21, 1891 by Various

Ptolemy’s parallactic rules, covered with brass, four cubits in the side.5.

From The Martyrs of Science, or, The lives of Galileo, Tycho Brahe, and Kepler by Brewster, David, Sir

Brass parallactic rules, which revolved in azimuth above a brass horizon, twelve feet in diameter.10.

From The Martyrs of Science, or, The lives of Galileo, Tycho Brahe, and Kepler by Brewster, David, Sir

This is partly due to its own motion, but it is also largely due to the parallactic displacement arising from the rotation of the earth, which may amount to so much as twenty seconds.

From The Story of the Heavens by Ball, Robert S. (Robert Stawell), Sir

The observations, therefore, failed to reveal the existence of a parallactic ellipse—or, in other words, the distance of Nova Cygni was too great to be measured by observations of this kind.

From The Story of the Heavens by Ball, Robert S. (Robert Stawell), Sir

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