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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sunny DaytimeWhat's Visible Now?
All Constellations » Pegasus » 

45 Pegasi

Altitude: 43.7°   Azimuth: 117.7°   Direction: East-South-East

45 Pegasi is a giant star in the constellation of Pegasus.

45 Pegasi visual magnitude is 6.25. Because of its reltive faintness, 45 Pegasi should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 45 Pegasi is -0.026 arcsec per year in Right Ascension and 0.056 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 45 Pegasi star
DSS2 image of 45 Pegasi. The red arrow shows the motion of 45 Pegasi during the next 10000 years (-4.33 arcmin in Right Ascension and 9.33 arcmin in declination);

Key facts about 45 Pegasi


45 Pegasi is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 43.7°
Azimuth: 117.7°
Direction: East-South-East

Celestial coordinates and finder chart of 45 Pegasi

45 Pegasi is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 45 Pegasi are provided in the following table:

22h 45m 28s
+19° 22’ 00”

The simplified sky map below shows the position of 45 Pegasi in the sky:

Finder chart 45 Pegasi star
Simplified finder chart for 45 Pegasi.

Visibility of 45 Pegasi from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 45 Pegasi rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.6°
Max altitude: 57.9°
Azimuth: 289.4°

Distance of 45 Pegasi from the Sun and relative movement

45 Pegasi is distant 350.91 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

107.64 pc
350.91 ly
-22 km/s
-0.026 arcsec/year
0.056 arcsec/year

Spectral properties of 45 Pegasi

45 Pegasi belongs to spectral class G6


The red dot in the diagram below shows where 45 Pegasi is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 45 Pegasi. Attribution: Richard Powell / CC BY-SA

Alternative designations of 45 Pegasi