B-type star · blue-white star
HR 438
HR 438 is a blue-white star in the constellation Triangulum 834 ly from Earth. Its surface is about 11,624 K, about 2.0 times the Sun's surface temperature, and it shines at 158× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 834 years ago.
Also catalogued as HD 9298 · HIP 7147
11,624 K
temperature
6.39
apparent magnitude
158× ☉
luminosity vs Sun
B7IIIMNp...
spectral type
Distance & comparison with our Sun
834 years
at light speed from Earth
2.01×
as hot as the Sun
158×
the Sun's light output
-0.65
absolute magnitude
Explore from here · roam the neighborhood
Nearest stars
Can you see it tonight?
BINOCULARS NEEDED
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.