Your Guide to the Solar System and the Night Sky
This site is free and ad-free thanks to the support of our users. If you can, please consider a donation.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Sextans » 

13 Sextantis

Altitude: 29.6°   Azimuth: 232.3°   Direction: South-West

13 Sextantis is a main-sequence star in the constellation of Sextans.

13 Sextantis visual magnitude is 6.45. Because of its reltive faintness, 13 Sextantis 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 Sextantis:


13 Sextantis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 29.6°
Azimuth: 232.3°
Direction: South-West

Celestial coordinates and finder chart of 13 Sextantis

13 Sextantis 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 13 Sextantis are provided in the following table:

10h 04m 08s
+03° 12’ 03”

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

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

Visibility of 13 Sextantis from your location

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

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

Azimuth: 86.8°
Max altitude: 41.7°
Azimuth: 273.2°

Digitized Sky Survey image of 13 Sextantis

The image below is a photograph of 13 Sextantis 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 Sextantis is -0.075 arcsec per year in Right Ascension and -0.097 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 13 Sextantis star
DSS2 image of 13 Sextantis. The red arrow shows the motion of 13 Sextantis during the next 1000 years (-1.25 arcmin in Right Ascension and -1.62 arcmin in declination);

Distance of 13 Sextantis from the Sun and relative movement

13 Sextantis is distant 179.12 light years from the Sun

54.95 pc
179.12 ly
-0.075 arcsec/year
-0.097 arcsec/year

Spectral properties of 13 Sextantis

13 Sextantis belongs to spectral class F4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 13 Sextantis is situated in the Hertzsprungā€“Russell diagram.

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

Alternative designations of 13 Sextantis

13 Sextantis