A-type star · white star

HR 7545

HR 7545 is a white star in the constellation Draco 431 ly from Earth. Its surface is about 9,308 K, about 1.6 times the Sun's surface temperature, and it shines at 66.37× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 431 years ago.

431 lybrightness mag 5.90A2III

Also catalogued as HD 187340 · HIP 97122

9,308 K
temperature
5.90
apparent magnitude
66.37× ☉
luminosity vs Sun
A2III
spectral type
Distance & comparison with our Sun
431 years
at light speed from Earth
1.61×
as hot as the Sun
66.37×
the Sun's light output
0.29
absolute magnitude
Explore from here · roam the neighborhood
HR 7545A-type
Sky regionDracothis direction
StarRho Dra17 ly
StarHR 766623 ly
StarHR 796740 ly
StarEltaninstar
StarAthebynestar
Nearest stars
Bright stars in Draco
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook 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.