K-type star · orange

21 Aqr

388 lybrightness mag 5.48K4III

Also catalogued as HR 8199 · HD 203926 · HIP 105767

3,869 K

temperature

5.48

apparent magnitude

79.36× ☉

luminosity vs Sun

K4III

spectral type

Distance & comparison with our Sun

388 years

at light speed from Earth

0.67×

as hot as the Sun

79.36×

the Sun's light output

0.10

absolute magnitude

Explore from here · roam the neighborhood

21 AqrK-type

Sky regionAquariusthis direction

Nearest stars

HR 8251 →35 ly apart
HR 8263 →35 ly apart
HR 8068 →53 ly apart
HR 8096 →66 ly apart
HR 8102 →82 ly apart
31Omi Aqr →83 ly apart

Bright stars in Aquarius

Sadalsuud →mag 2.9
Sadalmelik →mag 3.0
Skat →mag 3.3
55Zet1Aqr →mag 3.6
Safina →mag 3.7
73Lam Aqr →mag 3.7
Albali →mag 3.8
Sadachbia →mag 3.9

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.5To see it no equipment neededLook toward Aquarius

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.