Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

Kitalpha - α Equulei (alpha Equulei)

Kitalpha, also designated as α Equulei (alpha Equulei), is a hypergiant star in the constellation of Equuleus.

Kitalpha visual magnitude is 3.92. Because of its moderate brightness, Kitalpha should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about Kitalpha:

Kitalpha - α Equulei (alpha Equulei) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of Kitalpha

Kitalpha 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 Kitalpha are provided in the following table:

21h 15m 49s
+05° 14’ 52”

The simplified sky map below shows the position of Kitalpha in the sky:

Finder chart Kitalpha - α Equulei (alpha Equulei) star
Simplified finder chart for Kitalpha - α Equulei (alpha Equulei).

Visibility of Kitalpha from your location

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

Today's Kitalpha - α Equulei (alpha Equulei) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 84.8°
Max altitude: 43.8°
Azimuth: 275.2°
Kitalpha - α Equulei (alpha Equulei) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Kitalpha

The image below is a photograph of Kitalpha from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of Kitalpha is 0.059 arcsec per year in Right Ascension and -0.088 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Kitalpha - α Equulei (alpha Equulei) star
DSS2 image of Kitalpha. The red arrow shows the motion of Kitalpha during the next 10000 years (9.83 arcmin in Right Ascension and -14.67 arcmin in declination);

Distance of Kitalpha from the Sun and relative movement

Kitalpha is distant 186.18 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

57.11 pc
186.18 ly
-16 km/s
0.059 arcsec/year
-0.088 arcsec/year

Spectral properties of Kitalpha

Kitalpha belongs to spectral class G0 and has a luminosity class of III corresponding to a hypergiant star.


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

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

Alternative designations of Kitalpha

α Equulei
(alpha Equulei)