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61:, commonly called "intensity" in astronomy and astrophysics (W·sr·m)
47:, a radiometric quantity, measured in watts per square meter (W/m)
74:, the subjective perception elicited by the luminance of a source
53:, the name for irradiance used in other branches of physics (W/m)
31:, a radiometric quantity measured in watts per steradian (W/sr)
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114:page lists articles associated with the title
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