Algedi - α2 Capricorni (alpha2 Capricorni)
Algedi, also designated as α2 Capricorni (alpha2 Capricorni), is a multiple giant star in the constellation of Capricornus.
Algedi visual magnitude is 3.57. Because of its moderate brightness, Algedi 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 Algedi:
Celestial coordinates and finder chart of Algedi
Algedi 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 Algedi are provided in the following table:
The simplified sky map below shows the position of Algedi in the sky:
Visibility of Algedi from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's Algedi - α2 Capricorni (alpha2 Capricorni) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of Algedi
The image below is a photograph of Algedi 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 Algedi is 0.064 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of Algedi from the Sun and relative movement
Algedi is distant 108.63 light years from the Sun
Spectral properties of Algedi
Algedi belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Algedi is situated in the Hertzsprung–Russell diagram.
Algedi star system properties
Algedi is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the Algedi double sysyem: