B-type star · blue-white star

HR 1920

HR 1920 is a blue-white star in the constellation Orion 780 ly from Earth. Its surface is about 10,956 K, about 1.9 times the Sun's surface temperature, and it shines at 224× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 780 years ago.

780 lybrightness mag 5.87B8III

Also catalogued as HD 37320 · HIP 26487

10,956 K
temperature
5.87
apparent magnitude
224× ☉
luminosity vs Sun
B8III
spectral type
Distance & comparison with our Sun
780 years
at light speed from Earth
1.90×
as hot as the Sun
224×
the Sun's light output
-1.02
absolute magnitude
Explore from here · roam the neighborhood
HR 1920B-type
Sky regionOrionthis direction
StarHR 190864 ly
StarHR 2099100 ly
Star129 Tau120 ly
StarHatysastar
StarTabitstar
Nearest stars
Bright stars in Orion
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Orion

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.