B-type star · blue-white star

HR 3074

HR 3074 is a blue-white star in the constellation Puppis 1,965 ly from Earth. Its surface is about 12,967 K, about 2.2 times the Sun's surface temperature, and it shines at 920× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 1,965 years ago.

1,965 lybrightness mag 6.34B2IV-V

Also catalogued as HD 64287 · HIP 38355

12,967 K
temperature
6.34
apparent magnitude
920× ☉
luminosity vs Sun
B2IV-V
spectral type
Distance & comparison with our Sun
1,965 years
at light speed from Earth
2.25×
as hot as the Sun
920×
the Sun's light output
-2.56
absolute magnitude
Explore from here · roam the neighborhood
HR 3074B-type
Sky regionPuppisthis direction
StarHR 310172 ly
StarHR 3078130 ly
StarHR 3058130 ly
StarNaosstar
StarPi Pupstar
Nearest stars
Bright stars in Puppis
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook 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.