B-type star · blue-white star

10 Mon

10 Mon is a blue-white star in the constellation Monoceros 1,087 ly from Earth. Its surface is about 13,011 K, about 2.3 times the Sun's surface temperature, and it shines at 915× the Sun's brightness. At magnitude 5.1 it is bright enough to see with the naked eye; the light you see left it 1,087 years ago.

1,087 lybrightness mag 5.06B2V

Also catalogued as HR 2344 · HD 45546 · HIP 30772

13,011 K
temperature
5.06
apparent magnitude
915× ☉
luminosity vs Sun
B2V
spectral type
Distance & comparison with our Sun
1,087 years
at light speed from Earth
2.25×
as hot as the Sun
915×
the Sun's light output
-2.55
absolute magnitude
Explore from here · roam the neighborhood
10 MonB-type
Sky regionMonocerosthis direction
StarHR 2154100 ly
StarHR 2367110 ly
StarHR 2582130 ly
StarBeta Monstar
StarAlpha Monstar
Nearest stars
Bright stars in Monoceros
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.1To see it no equipment neededLook toward Monoceros

Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.