B-type star · blue-white star

1 Sco

1 Sco is a blue-white star in the constellation Scorpius 495 ly from Earth. Its surface is about 11,122 K, about 1.9 times the Sun's surface temperature, and it shines at 282× the Sun's brightness. At magnitude 4.6 it is bright enough to see with the naked eye; the light you see left it 495 years ago.

495 lybrightness mag 4.63B1.5Vn

Also catalogued as HR 5885 · HD 141637 · HIP 77635

11,122 K
temperature
4.63
apparent magnitude
282× ☉
luminosity vs Sun
B1.5Vn
spectral type
Distance & comparison with our Sun
495 years
at light speed from Earth
1.93×
as hot as the Sun
282×
the Sun's light output
-1.28
absolute magnitude
Explore from here · roam the neighborhood
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.6To see it no equipment neededLook toward Scorpius

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.