Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:45  ☀️ Transit: 13:03  🌅 Sunset: 19:23

13 Trianguli

13 Trianguli is a hypergiant star in the constellation of Triangulum.

13 Trianguli visual magnitude is 5.89. Because of its reltive faintness, 13 Trianguli 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 13 Trianguli:

13 Trianguli is above the horizon from Greenwich, United Kingdom [change]. Altitude: 64°.

Celestial coordinates and finder chart of 13 Trianguli

13 Trianguli is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 13 Trianguli are provided in the following table:

02h 28m 48s
+29° 55’ 54”

The simplified sky map below shows the position of 13 Trianguli in the sky:

Finder chart 13 Trianguli star
Simplified finder chart for 13 Trianguli.

Visibility of 13 Trianguli from your location

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

Today's 13 Trianguli rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.1°
Max altitude: 68.5°
Azimuth: 299.9°
13 Trianguli is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 13 Trianguli

The image below is a photograph of 13 Trianguli 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 13 Trianguli is -0.069 arcsec per year in Right Ascension and 0.074 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 13 Trianguli star
DSS2 image of 13 Trianguli. The red arrow shows the motion of 13 Trianguli during the next 10000 years (-11.50 arcmin in Right Ascension and 12.33 arcmin in declination);

Distance of 13 Trianguli from the Sun and relative movement

13 Trianguli is distant 100.37 light years from the Sun and it is moving far from the Sun at the speed of 40 kilometers per second.

30.79 pc
100.37 ly
40 km/s
-0.069 arcsec/year
0.074 arcsec/year

Spectral properties of 13 Trianguli

13 Trianguli belongs to spectral class G0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where 13 Trianguli is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 13 Trianguli. Attribution: Richard Powell / CC BY-SA

Alternative designations of 13 Trianguli

13 Trianguli