Concept information
Terme préférentiel
surface brightness
Définition
- The brightness of an extended object, such as a planet, nebula, galaxy, or the sky background, expressed as magnitudes per unit area (usually square arc second). Surface brightness is calculated by dividing the object's magnitude by its size (isophotal radius). (An Etymological Dictionary of Astronomy and Astrophysics, by M. Heydari-Malayeri, https://dictionary.obspm.fr/index.php?formSearchTextfield=surface+brightness&formSubmit=Search&showAll=1)
Concept générique
Traductions
-
français
URI
http://data.loterre.fr/ark:/67375/MDL-PV526BT7-W
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