μ Lyrae (mu Lyrae)

Above the horizon. Rise: 16:39 | Tran: 23:43 | Set: 6:43

Alt: 33.87° Az: 54.04° Direction: North-East

μ Lyrae is a sub-giant star of spectral class A3 in the constellation of Lyra.

μ Lyrae visual magnitude is 5.12. Because of its faintness, μ Lyrae is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of μ Lyrae. The red arrow shows the motion of μ Lyrae during the next 10000 years (-3.83 arcmin in Right Ascension and -0.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 25m 04s

Declination +39° 31’ 20”

Hour Angle 19h 57m 35s

Sidereal Time 14h 22m 40s

J2000

Right Ascension 18h 24m 13s

Declination +39° 30’ 25”

Galactic Coordinates

Galactic Longitude 67.33°

Galactic Latitude 21.8°

Finder Chart

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Finder chart for μ Lyrae (mu Lyrae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.12

Class Sub-giant

Absolute magnitude -0.54

Spectral Type A3IV

Color Index (B-V) 0.03

Temperature 9766K

The red dot in the diagram below shows where μ Lyrae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of μ Lyrae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

μ Lyrae is distant 441.14 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

Distance (parsec) 135.32

Distance (light year) 441.14

Radial Speed -24 km/s

Proper Motion RA -0.023 arcsec/y

Proper Motion Dec -0.002"/y

Alternative Designations

Bayer designation μ Lyrae
(mu Lyrae)

Flamsteed designation 2 Lyrae

Henry Draper Catalogue HD169702

SAO Catalogue SAO66943

Hipparcos Catalogue HIP90191

Durchmusterung Catalogue BD+39 3410

FK5 Catalogue 3463

Visibility from Your Location

Today's μ Lyrae (mu Lyrae) rise, transit and set times from Rosa Sanchez, Puerto Rico are the following (all times relative to the local timezone America/Puerto_Rico):

Azimuth: 50.5° RISE 16:39

Max altitude: 68.5° TRANSIT 23:43

Azimuth: 309.5° SET 6:43

Name:	Rosa Sanchez, Puerto Rico
Latitude:	18° 3' 41.8" N
Longitude:	65° 54' 48.6" W
Timezone:	America/Puerto_Rico

Set Location

Other stars in Lyra