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🌎  Greenwich, United Kingdom [change]

ζ Trianguli Australis (zeta Trianguli Australis)

ζ Trianguli Australis is a main-sequence star in the constellation of Triangulum Australe.

ζ Trianguli Australis visual magnitude is 4.91. Because of its moderate brightness, ζ Trianguli Australis 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 ζ Trianguli Australis:

4.91
Main-sequence
ζ Trianguli Australis (zeta Trianguli Australis) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of ζ Trianguli Australis

ζ Trianguli Australis 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 ζ Trianguli Australis are provided in the following table:

16h 28m 28s
-70° 05’ 03”
319.53°
-14.57°
Triangulum Australe

The simplified sky map below shows the position of ζ Trianguli Australis in the sky:

Finder chart ζ Trianguli Australis (zeta Trianguli Australis) star
Simplified finder chart for ζ Trianguli Australis (zeta Trianguli Australis).

Visibility of ζ Trianguli Australis from your location

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

ζ Trianguli Australis (zeta Trianguli Australis) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of ζ Trianguli Australis

The image below is a photograph of ζ Trianguli Australis 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 ζ Trianguli Australis is 0.196 arcsec per year in Right Ascension and 0.108 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of ζ Trianguli Australis (zeta Trianguli Australis) star
DSS2 image of ζ Trianguli Australis. The red arrow shows the motion of ζ Trianguli Australis during the next 1000 years (3.27 arcmin in Right Ascension and 1.80 arcmin in declination);

Distance of ζ Trianguli Australis from the Sun and relative movement

ζ Trianguli Australis is distant 39.46 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

12.11 pc
39.46 ly
9 km/s
0.196 arcsec/year
0.108 arcsec/year

Spectral properties of ζ Trianguli Australis

ζ Trianguli Australis belongs to spectral class F9 and has a luminosity class of V corresponding to a main-sequence star.

4.50
F9V
6170K

The red dot in the diagram below shows where ζ Trianguli Australis is situated in the Hertzsprung–Russell diagram.

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

Alternative designations of ζ Trianguli Australis

ζ Trianguli Australis
(zeta Trianguli Australis)
SAO253554
SAO253554