119 Tauri119 or CE Tauri, also known as ruby star, is a red supergiant and one of the reddest naked eye stars. Its physical values are quite uncertain, as often with this kind of stars. The star pulsates with a semiregular period of 165 days and thereby changes its luminosity for 0.3 mag.Constellation: Taurus Distance: 1920 light-years Spectral class: M2 Visual magnitude: 4.37 Luminosity: circa 50 000 * Sun Mass: 12 - 15 * Sun Diameter: circa 600 * Sun Back: List of big and giant stars 08/13/2008 |
Photo: Sloan Digital Sky Survey |
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