8 Andromedae

Above the horizon. Circumpolar today

Alt: 61.65° Az: 76.72° Direction: East-North-East

8 Andromedae is a variable and multiple giant star of spectral class M2 in the constellation of Andromeda.

8 Andromedae visual magnitude is 4.85. Because of its moderate brightness, 8 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.

DSS2 image of 8 Andromedae. The red arrow shows the motion of 8 Andromedae during the next 10000 years (6.17 arcmin in Right Ascension and 1.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 18m 54s

Declination +49° 09’ 10”

Hour Angle 21h 00m 07s

Sidereal Time 20h 19m 02s

J2000

Right Ascension 23h 17m 44s

Declination +49° 00’ 55”

Galactic Coordinates

Galactic Longitude 107.53°

Galactic Latitude -11.03°

Finder Chart

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Finder chart for 8 Andromedae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.85

Class Giant

Absolute magnitude -1.66

Spectral Type M2III

Color Index (B-V) 1.67

Temperature 3555K

The red dot in the diagram below shows where 8 Andromedae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 8 Andromedae. Attribution: Richard Powell / CC BY-SA

Star System Properties

8 Andromedae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 8 Andromedae double sysyem:

Main star magnitude 4.85

Secondary star magnitude 10.65

Magnitude difference 5.8

Separation 219.4 arcsec

Distance, Radial Speed, Proper Motion

8 Andromedae is distant 654.62 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 200.80

Distance (light year) 654.62

Radial Speed -8 km/s

Proper Motion RA 0.037 arcsec/y

Proper Motion Dec 0.008"/y

Alternative Designations

Flamsteed designation 8 Andromedae

Henry Draper Catalogue HD219734

SAO Catalogue SAO52871

Hipparcos Catalogue HIP115022

Durchmusterung Catalogue BD+48 3991

General Catalogue of Variable Stars 14484

Aitken Double Star Catalogue ADS16656

Visibility from Your Location

8 Andromedae is circumpolar and transits at 13:39 UTC (altitude: 87.7°)

Set Location

Other stars in Andromeda