11.2
Apparent Mag5,219
Distance (ly)M4Ia
Spectral Type3,365
Temperature (K)UY Scuti is one of the largest known stars by radius, a red supergiant in Scutum. If placed at the Sun's position, its surface would extend past Jupiter's orbit.
Stellar Data
Apparent Magnitude11.2
Absolute Magnitude-6.2
Distance5,219 light-years
Spectral TypeM4Ia
Temperature3,365 K
Luminosity340,000 L☉
Radius1708 R☉
Mass7 M☉
Right Ascension18h 27m 36.5s
Declination-12° 27′ 58.9″
ConstellationScutum
Notable Facts
- UY Scuti is about 1,700 times the radius of the Sun
- It would engulf Jupiter's orbit if placed at the Sun's position
- The star is a pulsating variable