B-type star · blue-white star

HR 1807

HR 1807 is a blue-white star in the constellation Orion 301 ly from Earth. Its surface is about 10,422 K, about 1.8 times the Sun's surface temperature, and it shines at 20.19× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 301 years ago.

301 lybrightness mag 6.41A0Vn

Also catalogued as HD 35656 · HIP 25453

10,422 K
temperature
6.41
apparent magnitude
20.19× ☉
luminosity vs Sun
A0Vn
spectral type
Distance & comparison with our Sun
301 years
at light speed from Earth
1.81×
as hot as the Sun
20.19×
the Sun's light output
1.59
absolute magnitude
Explore from here · roam the neighborhood
HR 1807B-type
Sky regionOrionthis direction
Star32 Ori7.6 ly
StarHR 177726 ly
StarHR 198730 ly
StarHatysastar
StarTabitstar
Nearest stars
Bright stars in Orion
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook 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.