B-type star · blue-white star

HR 7642

1,437 lybrightness mag 6.33B5IV

Also catalogued as HD 189432 · HIP 98320

11,407 K

temperature

6.33

apparent magnitude

497× ☉

luminosity vs Sun

B5IV

spectral type

Distance & comparison with our Sun

1,437 years

at light speed from Earth

1.98×

as hot as the Sun

497×

the Sun's light output

-1.89

absolute magnitude

Explore from here · roam the neighborhood

HR 7642B-type

Sky regionCygnusthis direction

Nearest stars

22 Cyg →18 ly apart
HR 7734 →86 ly apart
25 Cyg →120 ly apart
HR 7807 →150 ly apart
HR 7759 →180 ly apart
HR 7795 →180 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 6.3To 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.