Sidereal clock


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Related to Sidereal clock: sidereal time
an astronomical clock regulated to keep sidereal time.
See under Clock, Day, etc.

See also: Clock, Sidereal

References in periodicals archive ?
However, his wider expertise was brought to the fore in an article in JBAA 97(6), 327-329 (1987) on making a sidereal clock.
A sidereal clock his partner astonishingly accurate painting of the Moon, the tontine portrait of the Freeth circle and the portraits of Boulton himself (including a much less well-known early one), and his partner James Watt.
One of the exhibits is a 1771 sidereal clock which Catherine the Great of Russia decided not to buy after having it on approval at St Petersburg.