The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Aquarius is a constellation of the zodiac, situated between Capricornus and Pisces.
A Flamsteed designation is a combination of a number and constellation name that uniquely identifies most naked eye stars in the modern constellations visible from southern England.
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A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.
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In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
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