Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
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All Constellations » Chamaeleon » 

δ1 Chamaeleontis (delta1 Chamaeleontis)

δ1 Chamaeleontis is a double hypergiant star in the constellation of Chamaeleon.

δ1 Chamaeleontis visual magnitude is 5.47. Because of its reltive faintness, δ1 Chamaeleontis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about δ1 Chamaeleontis:

δ1 Chamaeleontis (delta1 Chamaeleontis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of δ1 Chamaeleontis

δ1 Chamaeleontis 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 δ1 Chamaeleontis are provided in the following table:

10h 45m 15s
-80° 28’ 10”

The simplified sky map below shows the position of δ1 Chamaeleontis in the sky:

Finder chart δ1 Chamaeleontis (delta1 Chamaeleontis) star
Simplified finder chart for δ1 Chamaeleontis (delta1 Chamaeleontis).

Visibility of δ1 Chamaeleontis from your location

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

δ1 Chamaeleontis (delta1 Chamaeleontis) is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of δ1 Chamaeleontis

The image below is a photograph of δ1 Chamaeleontis 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 δ1 Chamaeleontis is -0.038 arcsec per year in Right Ascension and -0.033 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of δ1 Chamaeleontis (delta1 Chamaeleontis) star
DSS2 image of δ1 Chamaeleontis. The red arrow shows the motion of δ1 Chamaeleontis during the next 10000 years (-6.33 arcmin in Right Ascension and -5.50 arcmin in declination);

Distance of δ1 Chamaeleontis from the Sun and relative movement

δ1 Chamaeleontis is distant 353.96 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

108.58 pc
353.96 ly
11 km/s
-0.038 arcsec/year
-0.033 arcsec/year

Spectral properties of δ1 Chamaeleontis

δ1 Chamaeleontis 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 δ1 Chamaeleontis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of δ1 Chamaeleontis. Attribution: Richard Powell / CC BY-SA

δ1 Chamaeleontis star system properties

δ1 Chamaeleontis is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the δ1 Chamaeleontis double sysyem:

0.6 arcsec

Alternative designations of δ1 Chamaeleontis

δ1 Chamaeleontis
(delta1 Chamaeleontis)