Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:43  ☀️ Transit: 13:03  🌅 Sunset: 19:24

Albali - ε Aquarii (epsilon Aquarii)

Albali, also designated as ε Aquarii (epsilon Aquarii), is a main-sequence star in the constellation of Aquarius.

Albali visual magnitude is 3.77. Because of its moderate brightness, Albali 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 Albali:

Albali - ε Aquarii (epsilon Aquarii) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 8°.

Celestial coordinates and finder chart of Albali

Albali 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 Albali are provided in the following table:

20h 47m 40s
-09° 29’ 44”

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

Finder chart Albali - ε Aquarii (epsilon Aquarii) star
Simplified finder chart for Albali - ε Aquarii (epsilon Aquarii).

Visibility of Albali from your location

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

Today's Albali - ε Aquarii (epsilon Aquarii) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 99.5°
Max altitude: 29.0°
Azimuth: 260.5°
Albali - ε Aquarii (epsilon Aquarii) is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of Albali

The image below is a photograph of Albali 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 Albali is 0.035 arcsec per year in Right Ascension and -0.034 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Albali - ε Aquarii (epsilon Aquarii) star
DSS2 image of Albali. The red arrow shows the motion of Albali during the next 10000 years (5.83 arcmin in Right Ascension and -5.67 arcmin in declination);

Distance of Albali from the Sun and relative movement

Albali is distant 229.42 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

70.37 pc
229.42 ly
-16 km/s
0.035 arcsec/year
-0.034 arcsec/year

Spectral properties of Albali

Albali belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.


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

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

Alternative designations of Albali

ε Aquarii
(epsilon Aquarii)