B-type star · blue-white star

45Ome1Cyg

909 lybrightness mag 4.94B2.5IV

Also catalogued as HR 7844 · HD 195556 · HIP 101138

11,359 K

temperature

4.94

apparent magnitude

714× ☉

luminosity vs Sun

B2.5IV

spectral type

Distance & comparison with our Sun

909 years

at light speed from Earth

1.97×

as hot as the Sun

714×

the Sun's light output

-2.29

absolute magnitude

Explore from here · roam the neighborhood

45Ome1CygB-type

Sky regionCygnusthis direction

Nearest stars

31 Cyg →60 ly apart
HR 7843 →120 ly apart
HR 8062 →130 ly apart
HR 8003 →130 ly apart
HR 7547 →140 ly apart
62Xi Cyg →140 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 4.9To 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.