B-type star · blue-white star

23 Cyg

633 lybrightness mag 5.14B5V

Also catalogued as HR 7608 · HD 188665 · HIP 97870

12,011 K

temperature

5.14

apparent magnitude

289× ☉

luminosity vs Sun

B5V

spectral type

Distance & comparison with our Sun

633 years

at light speed from Earth

2.08×

as hot as the Sun

289×

the Sun's light output

-1.30

absolute magnitude

Explore from here · roam the neighborhood

23 CygB-type

Sky regionCygnusthis direction

Nearest stars

HR 7827 →53 ly apart
HR 7742 →68 ly apart
HR 7938 →78 ly apart
HR 7413 →87 ly apart
64 Dra →91 ly apart
HR 8049 →98 ly apart

Bright stars in Cygnus

Sadr →mag 2.2
Aljanah →mag 2.5
Fawaris →mag 2.9
64Zet Cyg →mag 3.2
62Xi Cyg →mag 3.7
65Tau Cyg →mag 3.7
10Iot2Cyg →mag 3.8
1Kap Cyg →mag 3.8

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.1To see it no equipment neededLook toward Cygnus

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.