32 Ophiuchi

32 Ophiuchi is a single star located about 407 light years away from the Sun in the constellation Hercules. It is moving further away from the Sun with a heliocentric radial velocity of +43 km/s. and is visible to the naked eye as a dim, red-hued star with an apparent visual magnitude of 4.97.
This is an aging red giant star on the asymptotic [giant branch] with a stellar classification of M3−III. Having exhausted the supply of hydrogen at its core it has expanded to 63 times the radius of the Sun. The star is radiating over a thounsand times the luminosity of the Sun from its swollen photosphere at an effective temperature of around.
32 Ophiuchi is a suspected variable star with a brightness range of about 0.1 magnitudes.