4.3
Apparent Mag1,100
Distance (ly)B2.5IV
Spectral Type20,000
Temperature (K)Delta Lyrae is a blue star in Lyra near the Stephenson 1 open cluster.
Stellar Data
Apparent Magnitude4.3
Absolute Magnitude-3
Distance1,100 light-years
Spectral TypeB2.5IV
Temperature20,000 K
Luminosity2,500 L☉
Radius4 R☉
Mass7.5 M☉
Right Ascension18h 53m 43.6s
Declination+36° 58′ 18.2″
ConstellationLyra
Notable Facts
- Delta Lyrae lies near the Stephenson 1 open cluster
- It is a blue B-type subgiant
- The star is about 2,500 times the Sun's luminosity