Struve 2486 (HD 179558): A Buttery Binary in Cygnus

The binary system, Struve 2486, was first recorded in 1819 by astronomer Friedrich Georg Wilhelm Struve. It can be easily observed through most modest backyard telescopes. Both stars in this binary system are bright, yellow and have a similar magnitude.. Also known as HD 179558 and SAO 48192 and HR 7293.