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CYANOMETER

Cyanometer

Instrument for measuring blueness of the sky

A cyanometer (from cyan and -meter) is an instrument for measuring "blueness", specifically the colour intensity of blue sky. It is attributed to Horace-Bénédict

Cyanometer

Horace Bénédict de Saussure

Genevan scientist and mountaineer (1740–1799)

many kinds of apparatus, including the magnetometer, He invented the cyanometer for estimating the blueness of the sky, the diaphanometer for judging

Horace Bénédict de Saussure

Horace_Bénédict_de_Saussure

Unobstructed view upward from Earth

using them in association with legends and mythology about their deities. Cyanometer Archaeoastronomy Baird, J. C.; Wagner, M. (1982). "The moon illusion:

Sky

Diffuse sky radiation

Solar radiation reaching the Earth's surface

radiative effect" is behind both. Atmospheric diffraction Aerial perspective Cyanometer Daylight Nighttime airglow Rayleigh scattering Rayleigh sky model Sunshine

Diffuse sky radiation

Diffuse_sky_radiation

Marjan van Aubel

Dutch artist and designer (born 1985)

crystal, she incorporated portable solar cells within crystals to produce Cyanometer, a set of three objects that store ambient light as they are carried around

Marjan van Aubel

Marjan_van_Aubel

FactGrid

Database for historians using Wikibase

major modifications of the user interface (Horace-Bénédict de Saussure's Cyanometer is providing the logo motif). The instance is set up without a docker

FactGrid

American Expedition 1799–1804

and compasses, telescopes and microscopes, hygrometers and barometers, cyanometers, eudiometers, thermometers, chronometers, magnetometers, a Leyden jar

American Expedition 1799–1804

American_Expedition_1799–1804