Gliese 673 [SEP] constellation
Gliese 673
Gliese 673 is an orange dwarf star in the constellation Ophiuchus. It has a stellar classification of K7V. Main sequence stars with this spectra have a mass in the range of 60-70% of solar mass () (comparable to the members of the binary star system 61 Cygni).
This star is relatively near our Sun at a distance of about 25 light years. In spite of this proximity, however, it is still too faint to be viewed by the unaided eye. It is considered a
Gliese 686
Gliese 686 (GJ 686 / HIP 86287 / LHS 452) is a star in the Hercules constellation of apparent magnitude +9.62. Although it is close to the Solar System - at 26.5 light years - it is not the closest known star in its constellation, since Gliese 661 is 20.9 light years away. The closest system to this star is the bright μ Herculis, at 4.5 light years. They are followed by GJ 1230 and Gliese 673, at 7.2 and 7.6 light years respectively.
Gliese 686 is