Sigma Coronae Borealis

Sigma Coronae Borealis is a multiple star system in the northern constellation of Corona Borealis. Its name is a Bayer designation that is Latinized from σ Coronae Borealis and abbreviated Sigma CrB or σ CrB. This is a quintuple star system containing three sunlike main-sequence stars and two other low-mass stars. The combined visual magnitude is 5.3 and the system lies 74 light years from Earth. σ CrB A is the variable starTZ Coronae Borealis.