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public LocationGreenwich, UK
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Pegasus » 

66 Pegasi

Above the horizon.  Rise: 21:28 | Tran: 4:34 | Set: 11:36
Alt: 31.78°   Az: 111.78°   Direction: East-South-East

66 Pegasi is a giant star of spectral class K3 in the constellation of Pegasus.

66 Pegasi visual magnitude is 5.08. Because of its faintness, 66 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.

Image of 66 Pegasi star
DSS2 image of 66 Pegasi. The red arrow shows the motion of 66 Pegasi during the next 10000 years (4.50 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates


23h 24m 18s
+12° 26’ 55”
20h 24m 13s
19h 48m 32s


23h 23m 04s
+12° 18’ 50”

Galactic Coordinates


Finder Chart

Finder chart 66 Pegasi star
Simplified finder chart for 66 Pegasi.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 66 Pegasi is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 66 Pegasi. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

66 Pegasi is distant 329.96 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

-4 km/s
0.027 arcsec/y

Alternative Designations


Visibility from Your Location

Today's 66 Pegasi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.6°
Max altitude: 51.0°
Azimuth: 282.4°