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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
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All Constellations » Apus » 

β Apodis (beta Apodis)

Altitude: -54.1°   Azimuth: 200.3°   Direction: South-South-West

β Apodis is a double hypergiant star in the constellation of Apus.

β Apodis visual magnitude is 4.24. Because of its moderate brightness, β Apodis should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of β Apodis is -0.287 arcsec per year in Right Ascension and -0.35 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of β Apodis (beta Apodis) star
DSS2 image of β Apodis. The red arrow shows the motion of β Apodis during the next 1000 years (-4.78 arcmin in Right Ascension and -5.83 arcmin in declination);

Key facts about β Apodis


β Apodis (beta Apodis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -54.1°
Azimuth: 200.3°
Direction: South-South-West

Celestial coordinates and finder chart of β Apodis

β Apodis is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of β Apodis are provided in the following table:

16h 43m 04s
-77° 31’ 02”

The simplified sky map below shows the position of β Apodis in the sky:

Finder chart β Apodis (beta Apodis) star
Simplified finder chart for β Apodis (beta Apodis).

Visibility of β Apodis from your location

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

β Apodis (beta Apodis) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of β Apodis from the Sun and relative movement

β Apodis is distant 157.56 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

48.33 pc
157.56 ly
-30 km/s
-0.287 arcsec/year
-0.35 arcsec/year

Spectral properties of β Apodis

β Apodis belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


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

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

β Apodis star system properties

β Apodis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the β Apodis double sysyem:

51.1 arcsec

Alternative designations of β Apodis

β Apodis
(beta Apodis)