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PHOTOVISUAL MAGNITUDE [1 record]

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Alphabetical list of terms

Record 1 1977-09-21

English

Subject field(s)
  • Astrochemistry and Cosmochemistry
  • Astronomy
  • Scientific Measurements and Analyses
OBS

When green- and yellow-sensitive photographic emulsions were perfected, it was found that they could be used in conjunction with a suitable color filter to approximate closely the spectral response of the human eye; stellar photographs so obtained provide "photovisual magnitudes" (...)

French

Domaine(s)
  • Astrochimie et cosmochimie
  • Astronomie
  • Mesures et analyse (Sciences)
OBS

Les magnitudes mesurées par la méthode photométrique des clichés obtenus sur des émulsions orthochromatiques ou isoorthochromatiques avec un filtre jaune spécial s'appellent "photovisuelles".

Spanish

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