Tags: Star.
Pi1 Ursae Majoris (Pi1 UMa π¹ Ursae Majoris π¹ UMa) is a yellow G-type main sequence dwarf with a mean apparent magnitude of +5.63. It is approximately 46.8 light years from Earth and is a relatively young star with an age of about 200 million years. It is classified as a BY Draconis type variable star and its brightness varies by 0.08 magnitudes. In 1986 it became the first solar-type star to have the emission from an X-ray flare observed.
