A-type star · white star

HR 3855

HR 3855 is a white star in the constellation Ursa Major 299 ly from Earth. Its surface is about 8,830 K, about 1.5 times the Sun's surface temperature, and it shines at 18.42× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 299 years ago.

299 lybrightness mag 6.50A5m

Also catalogued as HD 83886 · HIP 47664

8,830 K
temperature
6.50
apparent magnitude
18.42× ☉
luminosity vs Sun
A5m
spectral type
Distance & comparison with our Sun
299 years
at light speed from Earth
1.53×
as hot as the Sun
18.42×
the Sun's light output
1.69
absolute magnitude
Explore from here · roam the neighborhood
HR 3855A-type
Sky regionUrsa Majorthis direction
StarHD 8296937 ly
Star26 UMa39 ly
StarHR 360348 ly
StarAliothstar
StarDubhestar
Nearest stars
Bright stars in Ursa Major
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.5To see it 50 mm binocularsLook toward Ursa Major

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.