B-type star · blue-white star

HR 7709

2,330 lybrightness mag 6.39B1V

Also catalogued as HD 191639 · HIP 99457

12,197 K

temperature

6.39

apparent magnitude

1,235× ☉

luminosity vs Sun

B1V

spectral type

Distance & comparison with our Sun

2,330 years

at light speed from Earth

2.11×

as hot as the Sun

1,235×

the Sun's light output

-2.88

absolute magnitude

Explore from here · roam the neighborhood

HR 7709B-type

Sky regionCapricornusthis direction

Nearest stars

HR 7671 →130 ly apart
HD 187734 →600 ly apart
HD 187150 →620 ly apart
HR 7890 →640 ly apart
HR 7412 →660 ly apart
39Kap Aql →710 ly apart

Bright stars in Capricornus

Deneb Algedi →mag 2.9
Dabih →mag 3.0
Algedi →mag 3.6
Nashira →mag 3.7
34Zet Cap →mag 3.8
23The Cap →mag 4.1
18Ome Cap →mag 4.1
16Psi Cap →mag 4.1

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook toward Capricornus

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.