બે તારાઓના કોણીય વિભાજનને માપવા માટે વપરાતું સાધન કે જે સામાન્ય ટેલિસ્કોપિક દૃશ્યના કિસ્સામાં સમાવી શકાય તેટલા દૂર છે.,

heliometer's Usage Examples:

The observatory also possessed a heliometer, ordered from Repsold and Sons by H.

Observatory and that of Friedrich Bessel in Germany, Hall used the Yale heliometer to determine the mass of Saturn using the orbit of Titan when writing.

including a noted heliometer and large meridian circle, and also a vertical circle.

a two-foot transit instrument, three Hadley sextants, an achromatic heliometer, a two-foot achromatic refractor, a Gregorian reflector and many clocks.

A heliometer (from Greek ἥλιος hḗlios "sun" and measure) is an instrument originally designed for measuring the variation of the sun"s diameter at different.

spectroheliometer) S-055 (Ultraviolet spectrograph) Hydrogen alpha and coronograph: H-alpha no.

measurement, resulting in the construction of the first really practical heliometers.

meteorology to measure solar radiation as pyranometers, pyrheliometers and net radiometers.

A student of Friedrich Bessel, he observed with the famous Königsberg heliometer.

several astronomical instruments of historical interest, including a noted heliometer and large meridian circle, and also a vertical circle.

of a star was determined successfully for first time by Bessel using a heliometer of Fraunhofer.

They are also used widely in heat flux sensors and pyrheliometers and gas burner safety controls.

He also measured star distances with heliometers.