A-type star · white star
Theta And
Theta And is a white star in the constellation Andromeda 309 ly from Earth. Its surface is about 9,444 K, about 1.6 times the Sun's surface temperature, and it shines at 112× the Sun's brightness. At magnitude 4.6 it is bright enough to see with the naked eye; the light you see left it 309 years ago.
Also catalogued as HR 63 · HD 1280 · HIP 1366
9,444 K
temperature
4.61
apparent magnitude
112× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
309 years
at light speed from Earth
1.64×
as hot as the Sun
112×
the Sun's light output
-0.27
absolute magnitude
Explore from here · roam the neighborhood
Nearest stars
Can you see it tonight?
VISIBLE TO THE NAKED EYE
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.