R Leonis
Flexing Some Variable Star Muscle
R Leonis boldly boasts to be one the brightest and easiest to observe variable stars in the sky. With a mean visual magnitude range of 5.8 to 10.0, this mighty star can easily be seen without the aid of any costly equipment. As such, R Leo is a favored candidate for new variable star observers and is even cited in the AAVSO list of Stars Easy to Observe.