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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sunny DaytimeWhat's Visible Now?
All Constellations » Sextans » 

7 Sextantis

Altitude: -28.0°   Azimuth: 318.1°   Direction: North-West

7 Sextantis is a variable hypergiant star in the constellation of Sextans.

7 Sextantis visual magnitude is 6.02. Because of its reltive faintness, 7 Sextantis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of 7 Sextantis is -0.181 arcsec per year in Right Ascension and 0.092 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 7 Sextantis star
DSS2 image of 7 Sextantis. The red arrow shows the motion of 7 Sextantis during the next 1000 years (-3.02 arcmin in Right Ascension and 1.53 arcmin in declination);

Key facts about 7 Sextantis


7 Sextantis is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -28.0°
Azimuth: 318.1°
Direction: North-West

Celestial coordinates and finder chart of 7 Sextantis

7 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 7 Sextantis are provided in the following table:

09h 52m 12s
+02° 27’ 15”

The simplified sky map below shows the position of 7 Sextantis in the sky:

Finder chart 7 Sextantis star
Simplified finder chart for 7 Sextantis.

Visibility of 7 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 7 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: 87.5°
Max altitude: 41.0°
Azimuth: 272.5°

Distance of 7 Sextantis from the Sun and relative movement

7 Sextantis is distant 1,048.23 light years from the Sun and it is moving far from the Sun at the speed of 97 kilometers per second.

321.54 pc
1,048.23 ly
97 km/s
-0.181 arcsec/year
0.092 arcsec/year

Spectral properties of 7 Sextantis

7 Sextantis belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where 7 Sextantis is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 7 Sextantis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 7 Sextantis

7 Sextantis