-
English
-
Russian
-
German
-
English
-
Russian
-
German
Heliometry
Translation of "heliometry" into Russian
heliometry
Noun
UK
/hiːliˈɒmətri/
US
/hiˈliːəˌmɛtri/
heliometry
Heliometry is used to measure the angular distance between stars.
Гелиометрия используется для измерения углового расстояния между звездами.
Definitions
heliometry
Noun
UK
/hiːliˈɒmətri/
US
/hiˈliːəˌmɛtri/
The branch of astronomy concerned with measuring the Suns angular diameter and other small angular separations in the sky, originally by means of a heliometer.
Advances in heliometry have allowed astronomers to obtain ever more accurate values for the Suns apparent size.
The technique of using a heliometer or similar instrument to determine minute angular distances between celestial bodies.
Nineteenth-century expeditions relied on heliometry to measure the parallax of nearby stars.