apparent bolometric magnitude
1bolometric magnitude — noun The magnitude of a star in terms of the total amount of radiation received at all wavelengths See Also: absolute magnitude, apparent magnitude …
2magnitude — magnitudinous /mag ni toohd n euhs, tyoohd /, adj. /mag ni toohd , tyoohd /, n. 1. size; extent; dimensions: to determine the magnitude of an angle. 2. great importance or consequence: affairs of magnitude. 3. greatness of size or amount. 4.… …
3Bolometric Correction — In astronomy, a bolometric correction is a correction that must be made to the apparent magnitude of an object in order to convert an object s visible magnitude to its bolometric magnitude. Mathematically, such a calculation can be expressed::… …
4apparent magnitude — noun a numerical measure of the brightness of a star, planet etc.; a decrease of 1 unit represents an increase in the light received by a factor of 2.512 See Also …
5Absolute magnitude — In astronomy, absolute magnitude (also known as absolute visual magnitude) is the apparent magnitude an object would have if it were at a standard luminosity distance (10 parsecs, 1 AU, or 100 km depending on object type) away from the observer,… …
6absolute magnitude — noun the apparent magnitude that a star etc. would have if viewed from a distance of 10 parsecs. See Also: apparent magnitude, bolometric magnitude …
7star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …
8Luminosity — has different meanings in several different fields of science.In photometry and color imagingIn photometry, luminosity is sometimes incorrectly used to refer to luminance, which is the density of luminous intensity in a given direction. The SI… …
9List of most luminous stars — Below is a list of stars arranged in order of decreasing luminosity (increasing bolometric magnitude). Accurate measurement of stellar luminosities is quite difficult in practice, even when the apparent magnitude is measured accurately, for three …
10Capella (star) — For other uses, see Capella (disambiguation). Capella Aa/Ab Capella is the brightest star in Auriga Observation data Epoch J2000.0     …
