A-type star · white star

HR 8740

HR 8740 is a white star in the constellation Piscis Austrinus 312 ly from Earth. Its surface is about 7,651 K, about 1.3 times the Sun's surface temperature, and it shines at 49.93× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 312 years ago.

312 lybrightness mag 5.51F0V

Also catalogued as HD 217236 · HIP 113532

7,651 K
temperature
5.51
apparent magnitude
49.93× ☉
luminosity vs Sun
F0V
spectral type
Distance & comparison with our Sun
312 years
at light speed from Earth
1.33×
as hot as the Sun
49.93×
the Sun's light output
0.60
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Piscis Austrinus

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.