A-type star · white star

HR 579

HR 579 is a white star in the constellation Cassiopeia 387 ly from Earth. Its surface is about 8,469 K, about 1.5 times the Sun's surface temperature, and it shines at 43.69× the Sun's brightness. At magnitude 6.1 it is within reach of 50 mm binoculars; the light you see left it 387 years ago.

387 lybrightness mag 6.12A5III

Also catalogued as HD 12173 · HIP 9586

8,469 K
temperature
6.12
apparent magnitude
43.69× ☉
luminosity vs Sun
A5III
spectral type
Distance & comparison with our Sun
387 years
at light speed from Earth
1.47×
as hot as the Sun
43.69×
the Sun's light output
0.75
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.1To see it 50 mm binocularsLook toward Cassiopeia

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.