δ Andromedae (delta Andromedae)

Above the horizon. Rise: 0:42 | Tran: 9:59 | Set: 19:12

Alt: 69.48° Az: 184.37° Direction: South

δ Andromedae is a multiple giant star of spectral class K3 in the constellation of Andromeda.

δ Andromedae visual magnitude is 3.27. Because of its moderate brightness, δ Andromedae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of δ Andromedae (delta Andromedae) star

DSS2 image of δ Andromedae. The red arrow shows the motion of δ Andromedae during the next 1000 years (2.27 arcmin in Right Ascension and -1.52 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 00h 40m 41s

Declination +30° 59’ 59”

Hour Angle 00h 07m 08s

Sidereal Time 00h 47m 50s

J2000

Right Ascension 00h 39m 19s

Declination +30° 51’ 38”

Galactic Coordinates

Galactic Longitude 119.87°

Galactic Latitude -31.94°

Finder Chart

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Finder chart for δ Andromedae (delta Andromedae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.27

Class Giant

Absolute magnitude 0.81

Spectral Type K3III

Color Index (B-V) 1.28

Temperature 4158K

The red dot in the diagram below shows where δ Andromedae is situated in the Hertzsprung–Russell diagram.

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

Star System Properties

δ Andromedae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the δ Andromedae double sysyem:

Main star magnitude 3.27

Secondary star magnitude 11.47

Magnitude difference 8.2

Separation 28.7 arcsec

Distance, Radial Speed, Proper Motion

δ Andromedae is distant 101.27 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

Distance (parsec) 31.07

Distance (light year) 101.27

Radial Speed -7 km/s

Proper Motion RA 0.136 arcsec/y

Proper Motion Dec -0.091"/y

Alternative Designations

Bayer designation δ Andromedae
(delta Andromedae)

Flamsteed designation 31 Andromedae

Henry Draper Catalogue HD3627

SAO Catalogue SAO54058

Hipparcos Catalogue HIP3092

Durchmusterung Catalogue BD+30 91

FK5 Catalogue 20

Aitken Double Star Catalogue ADS548

Visibility from Your Location

Today's δ Andromedae (delta Andromedae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 59.0° RISE 0:42

Max altitude: 69.5° TRANSIT 9:59

Azimuth: 301.0° SET 19:12

Set Location

Other stars in Andromeda