A-type star · white star

HR 7654

HR 7654 is a white star in the constellation Draco 447 ly from Earth. Its surface is about 9,709 K, about 1.7 times the Sun's surface temperature, and it shines at 56.65× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 447 years ago.

447 lybrightness mag 6.15A3V

Also catalogued as HD 189900 · HIP 98308

9,709 K
temperature
6.15
apparent magnitude
56.65× ☉
luminosity vs Sun
A3V
spectral type
Distance & comparison with our Sun
447 years
at light speed from Earth
1.68×
as hot as the Sun
56.65×
the Sun's light output
0.47
absolute magnitude
Explore from here · roam the neighborhood
HR 7654A-type
Sky regionDracothis direction
StarRho Dra38 ly
StarHR 762642 ly
StarHR 754548 ly
StarEltaninstar
StarAthebynestar
Nearest stars
Bright stars in Draco
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.2To see it 50 mm binocularsLook toward Draco

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.