A-type star · white star

HR 7551

brightness mag 6.42B0.5Ibvar

Also catalogued as HD 187459 · HIP 97485

8,757 K

temperature

6.42

apparent magnitude

23,550,493× ☉

luminosity vs Sun

B0.5Ibvar

spectral type

Distance & comparison with our Sun

–

at light speed from Earth

1.52×

as hot as the Sun

23,550,493×

the Sun's light output

-13.58

absolute magnitude

Explore from here · roam the neighborhood

HR 7551A-type

Sky regionCygnusthis direction

StarHR 767820,000 ly

StarCampbell's Hydrogen Star24,000 ly

Star34 Cyg42,000 ly

StarSadrstar

StarAljanahstar

Nearest stars

HR 7678 →20,000 ly apart
Campbell's Hydrogen Star →24,000 ly apart
34 Cyg →42,000 ly apart
HR 7823 →45,000 ly apart
HD 193469 →47,000 ly apart
44 Cyg →53,000 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?

BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook 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.