A-type star · white star

HR 5574

HR 5574 is a white star in the constellation Boötes 413 ly from Earth. Its surface is about 9,942 K, about 1.7 times the Sun's surface temperature, and it shines at 35.06× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 413 years ago.

413 lybrightness mag 6.50A1V

Also catalogued as HD 132145 · HIP 73156

9,942 K
temperature
6.50
apparent magnitude
35.06× ☉
luminosity vs Sun
A1V
spectral type
Distance & comparison with our Sun
413 years
at light speed from Earth
1.72×
as hot as the Sun
35.06×
the Sun's light output
0.99
absolute magnitude
Explore from here · roam the neighborhood
HR 5574A-type
Sky regionBoötesthis direction
StarHR 547243 ly
StarHR 545448 ly
StarOmega Boo48 ly
StarIzarstar
StarMuphridstar
Nearest stars
Bright stars in Boötes
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.5To see it 50 mm binocularsLook toward Boötes

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.