A-type star · white star
Theta² Sgr
Theta² Sgr is a white star in the constellation Sagittarius 158 ly from Earth. Its surface is about 8,403 K, about 1.5 times the Sun's surface temperature, and it shines at 15.55× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 158 years ago.
Also catalogued as HR 7624 · HD 189118 · HIP 98421
8,403 K
temperature
5.30
apparent magnitude
15.55× ☉
luminosity vs Sun
A4/A5IV
spectral type
Distance & comparison with our Sun
158 years
at light speed from Earth
1.46×
as hot as the Sun
15.55×
the Sun's light output
1.87
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.