B-type star · blue-white star

Aladfar

Aladfar is a blue-white star in the constellation Lyra 1,388 ly from Earth. Its surface is about 12,489 K, about 2.2 times the Sun's surface temperature, and it shines at 2,667× the Sun's brightness. At magnitude 4.4 it is bright enough to see with the naked eye; the light you see left it 1,388 years ago.

1,388 lybrightness mag 4.43B2.5IV

Also catalogued as Eta Lyr · HR 7298 · HD 180163 · HIP 94481

12,489 K
temperature
4.43
apparent magnitude
2,667× ☉
luminosity vs Sun
B2.5IV
spectral type
Distance & comparison with our Sun
1,388 years
at light speed from Earth
2.16×
as hot as the Sun
2,667×
the Sun's light output
-3.71
absolute magnitude
Explore from here · roam the neighborhood
AladfarB-type
Sky regionLyrathis direction
StarHD 186506180 ly
StarHR 7041190 ly
StarNu¹ Lyr200 ly
StarSulafatstar
StarSheliakstar
Nearest stars
Bright stars in Lyra
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.4To see it no equipment neededLook toward Lyra

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.