3.76
Apparent Mag690
Distance (ly)B3Ve
Spectral Type18,000
Temperature (K)Beta Monocerotis is one of the finest triple stars in the sky, with three blue-white components visible through a telescope.
Stellar Data
Apparent Magnitude3.76
Absolute Magnitude-2.78
Distance690 light-years
Spectral TypeB3Ve
Temperature18,000 K
Luminosity4,800 L☉
Radius4 R☉
Mass7 M☉
Right Ascension06h 28m 49.1s
Declination-07° 01′ 58.0″
ConstellationMonoceros
Notable Facts
- Beta Monocerotis is a famous triple star for amateur astronomers
- All three components are blue-white B-type stars
- William Herschel called it one of the most beautiful sights in the sky