The absolute magnitude M, of a star or astronomical object is defined as the apparent magnitude it would have as seen from a distance of 10 parsecs (about 32.6 light years). The absolute magnitude of the Sun is 4.83 in the V band (yellow) and 5.48 in the B band (blue).
1 [NEW!] Sports vocabulary: Words for popular American sports. [ 2 NEW!] Air Travel: Useful words for traveling on airplanes and through airports. 3  The Environment: Vocabulary related to environmental science and climate change.
Categories 1  : English words suffixed with-er. 2  English agent nouns. 3  English terms with audio links. 4  English terms with IPA pronunciation. 5  English lemmas. 6  English nouns. 7  English countable nouns. 8  1000 English basic words. 9  en:Measuring instruments. 10  en:Stationery.