M-type star · red dwarf

Barnard's Star

5.9 lybrightness mag 9.54sdM4

Also catalogued as HIP 87937 · Gliese Gl 699

3,691 K

temperature

9.54

apparent magnitude

0.0004× ☉

luminosity vs Sun

sdM4

spectral type

Distance & comparison with our Sun

6 years

at light speed from Earth

0.64×

as hot as the Sun

0.0004×

the Sun's light output

13.23

absolute magnitude

Explore from here · roam the neighborhood

Barnard's StarM-type

Sky regionOphiuchusthis direction

StarRoss 1545.5 ly

StarProxima Centauri6.5 ly

Star61 Cyg9.3 ly

StarSabikstar

Star13Zet Ophstar

Nearest stars

Ross 154 →5.5 ly apart
Proxima Centauri →6.5 ly apart
61 Cyg →9.3 ly apart
Struve 2398 B →9.3 ly apart
61 Cyg →9.3 ly apart
Struve 2398 A →9.6 ly apart

Bright stars in Ophiuchus

Sabik →mag 2.4
13Zet Oph →mag 2.5
Yed Prior →mag 2.7
Cebalrai →mag 2.8
27Kap Oph →mag 3.2
Yed Posterior →mag 3.2
42The Oph →mag 3.3
64Nu Oph →mag 3.3

Can you see it tonight?

SMALL TELESCOPE NEEDED

Brightness mag 9.5To see it 4-6" (100-150 mm) telescopeLook toward Ophiuchus

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.