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🌎  Greenwich, United Kingdom [change]

Aldhanab - γ Gruis (gamma Gruis)

Aldhanab, also designated as γ Gruis (gamma Gruis), is a giant star in the constellation of Grus.

Aldhanab visual magnitude is 3.01. Because of its moderate brightness, Aldhanab 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 Aldhanab:

Aldhanab - γ Gruis (gamma Gruis) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of Aldhanab

Aldhanab is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Aldhanab are provided in the following table:

21h 53m 55s
-37° 21’ 54”

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

Finder chart Aldhanab - γ Gruis (gamma Gruis) star
Simplified finder chart for Aldhanab - γ Gruis (gamma Gruis).

Visibility of Aldhanab from your location

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

Today's Aldhanab - γ Gruis (gamma Gruis) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 127.4°
Max altitude: 1.2°
Azimuth: 232.6°
Aldhanab - γ Gruis (gamma Gruis) is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Aldhanab

The image below is a photograph of Aldhanab 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 Aldhanab is 0.102 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of Aldhanab - γ Gruis (gamma Gruis) star
DSS2 image of Aldhanab. The red arrow shows the motion of Aldhanab during the next 1000 years (1.70 arcmin in Right Ascension and -0.35 arcmin in declination);

Distance of Aldhanab from the Sun and relative movement

Aldhanab is distant 202.86 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

62.23 pc
202.86 ly
-2 km/s
0.102 arcsec/year
-0.021 arcsec/year

Spectral properties of Aldhanab

Aldhanab belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.


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

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

Alternative designations of Aldhanab

γ Gruis
(gamma Gruis)