A-type star · white star

HR 4684

HR 4684 is a white star in the constellation Coma Berenices 279 ly from Earth. Its surface is about 8,321 K, about 1.4 times the Sun's surface temperature, and it shines at 16.98× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 279 years ago.

279 lybrightness mag 6.44Am

Also catalogued as HD 107131 · HIP 60066

8,321 K
temperature
6.44
apparent magnitude
16.98× ☉
luminosity vs Sun
Am
spectral type
Distance & comparison with our Sun
279 years
at light speed from Earth
1.44×
as hot as the Sun
16.98×
the Sun's light output
1.77
absolute magnitude
Explore from here · roam the neighborhood
HR 4684A-type
Sky regionComa Berenicesthis direction
Star16 Com9.7 ly
Star14 Com11 ly
Star8 Com15 ly
StarBeta Comstar
StarDiademstar
Nearest stars
Bright stars in Coma Berenices
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook toward Coma Berenices

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.