134 Tauri is a single[9] star in the zodiac constellation of Taurus. Its apparent magnitude is 4.89,[2] which is bright enough to be faintly visible to the naked eye. The distance to this star, based upon an annual parallax shift of 13.11±0.33 mas,[1] is around 249 light years. The star is moving further from the Sun with a heliocentric radial velocity of +20.5 km/s, having made its closest approach some three million years ago at a distance of 107 ly (32.7 pc).[2]
This is an MK-standard star with a stellar classification of B9 IV,[3] matching a subgiant star that is evolving away from the main sequence having exhausted the hydrogen at its core. It has a low projected rotational velocity[3] of 26 km/s.[5] The star is about 248 million years old with three[5] times the mass of the Sun and approximately 3.3 times the Sun's radius.[6] It is radiating around 78[7] times the Sun's luminosity from its photosphere at an effective temperature of about 11,150 K.[5]
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