7 Andromedae

Above the horizon. Circumpolar today

Alt: 41.34° Az: 58.53° Direction: East-North-East

7 Andromedae is a hypergiant star of spectral class F0 in the constellation of Andromeda.

7 Andromedae visual magnitude is 4.52. Because of its moderate brightness, 7 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 7 Andromedae. The red arrow shows the motion of 7 Andromedae during the next 1000 years (1.53 arcmin in Right Ascension and 1.63 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 13m 41s

Declination +49° 32’ 27”

Hour Angle 18h 37m 08s

Sideral Time 17h 50m 49s

J2000

Right Ascension 23h 12m 33s

Declination +49° 24’ 23”

Galactic Coordinates

Galactic Longitude 106.87°

Galactic Latitude -10.36°

Finder Chart

Simplified finder chart for 7 Andromedae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.52

Class Hypergiant

Absolute magnitude 2.57

Spectral Type F0V

Color Index (B-V) 0.29

Temperature 7526K

The red dot in the diagram below shows where 7 Andromedae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 7 Andromedae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

7 Andromedae is distant 79.86 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

Distance (parsec) 24.50

Distance (light year) 79.86

Radial Speed 13 km/s

Proper Motion RA 0.092 arcsec/y

Proper Motion Dec 0.098"/y

Alternative Designations

Flamsteed designation 7 Andromedae

Henry Draper Catalogue HD219080

SAO Catalogue SAO52787

Hipparcos Catalogue HIP114570

Durchmusterung Catalogue BD+48 3964

Gliese Catalogue Gl 891.1

Visibility from Your Location

7 Andromedae is circumpolar and transits at 23:51 UTC (altitude: 88.1°)

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Andromeda