B-type star · blue-white star

HR 3084

HR 3084 is a blue-white star in the constellation Puppis 648 ly from Earth. Its surface is about 13,302 K, about 2.3 times the Sun's surface temperature, and it shines at 551× the Sun's brightness. At magnitude 4.5 it is bright enough to see with the naked eye; the light you see left it 648 years ago.

648 lybrightness mag 4.49B2V

Also catalogued as HD 64503 · HIP 38455

13,302 K
temperature
4.49
apparent magnitude
551× ☉
luminosity vs Sun
B2V
spectral type
Distance & comparison with our Sun
648 years
at light speed from Earth
2.30×
as hot as the Sun
551×
the Sun's light output
-2.00
absolute magnitude
Explore from here · roam the neighborhood
HR 3084B-type
Sky regionPuppisthis direction
StarHR 303214 ly
StarHR 300121 ly
StarHR 304123 ly
StarNaosstar
StarPi Pupstar
Nearest stars
Bright stars in Puppis
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.5To see it no equipment neededLook toward Puppis

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.