7 Pegasi

Below the horizon. Rise: 22:06 | Tran: 4:37 | Set: 11:04

Alt: -31.50° Az: 343.78° Direction: South-West

7 Pegasi is a variable giant star of spectral class M2 in the constellation of Pegasus.

7 Pegasi visual magnitude is 5.3. Because of its faintness, 7 Pegasi 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 7 Pegasi. The red arrow shows the motion of 7 Pegasi during the next 10000 years (2.33 arcmin in Right Ascension and -1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 43m 31s

Declination +05° 47’ 49”

Hour Angle 11h 04m 36s

Sidereal Time 08h 48m 08s

J2000

Right Ascension 21h 42m 15s

Declination +05° 40’ 47”

Galactic Coordinates

Galactic Longitude 61.36°

Galactic Latitude -33.75°

Finder Chart

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Finder chart for 7 Pegasi.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.3

Class Giant

Absolute magnitude -0.72

Spectral Type M2III

Color Index (B-V) 1.64

Temperature 3594K

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

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

Distance, Radial Speed, Proper Motion

7 Pegasi is distant 521.60 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 160.00

Distance (light year) 521.60

Radial Speed -4 km/s

Proper Motion RA 0.014 arcsec/y

Proper Motion Dec -0.006"/y

Alternative Designations

Flamsteed designation 7 Pegasi

Henry Draper Catalogue HD206487

SAO Catalogue SAO127002

Hipparcos Catalogue HIP107151

Durchmusterung Catalogue BD+05 4850

FK5 Catalogue 3732

General Catalogue of Variable Stars 13848

Visibility from Your Location

Today's 7 Pegasi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 84.2° RISE 22:06

Max altitude: 44.3° TRANSIT 4:37

Azimuth: 275.8° SET 11:04

Set Location

Other stars in Pegasus