β Car. Magnitude 1.68, white. Comfortably visible to the naked eye from a suburban sky.
Astronomers call it β Car — the Bayer designation, which reads as a Greek letter ranking its brightness within its constellation. Miaplacidus is the name people actually use.
Miaplacidus shines at magnitude 1.68, making it comfortably visible to the naked eye from a suburban sky. Its B−V colour index of 0.00 makes it white to the eye, corresponding to a surface temperature of around 8,000 K.
It sits at right ascension 9.22 hours and declination -69.7°. It is deep in the southern sky and never rises for most of the northern hemisphere.
SkyRef shows exactly where Miaplacidus is from your location right now — altitude, compass direction, and rise and set times.