Delta Scuti star
The prototype of the class, Delta Scuti itself, is a widespread triple system at a distance of 187 light-years. Delta Scuti A (spectral class F2, visual magnitude 4.71, luminosity 33 times that of the Sun, mass 2.3 solar masses) has two main periods of 4.65 and 4.48 hours with others of 2.79, 2.28, 2.89, and 20.11 hours; its overall change in luminosity is only 0.2 magnitudes.
Related entry• variable stars
Related category• TYPES OF STAR
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