A-type star · white star

HR 1284

HR 1284 is a white star in the constellation Taurus 406 ly from Earth. Its surface is about 9,520 K, about 1.6 times the Sun's surface temperature, and it shines at 56.81× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 406 years ago.

406 lybrightness mag 5.94B9.5V

Also catalogued as HD 26171 · HIP 19376

9,520 K
temperature
5.94
apparent magnitude
56.81× ☉
luminosity vs Sun
B9.5V
spectral type
Distance & comparison with our Sun
406 years
at light speed from Earth
1.65×
as hot as the Sun
56.81×
the Sun's light output
0.46
absolute magnitude
Explore from here · roam the neighborhood
HR 1284A-type
Sky regionTaurusthis direction
StarHR 128028 ly
StarHR 131530 ly
StarHR 119431 ly
StarElnathstar
StarAlcyonestar
Nearest stars
Bright stars in Taurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Taurus

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.