Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:44 
Transit: 13:02 
Sunset: 21:19
warning Set your observing location to get relevant data
Search  close
All Constellations » Sextans » 

18 Sextantis

Above the horizon.  Rise: 11:49 | Tran: 17:03 | Set: 22:18
Alt: 27.10°   Az: 155.63°   Direction: South

18 Sextantis is a variable giant star of spectral class K2 in the constellation of Sextans.

18 Sextantis visual magnitude is 5.65. Because of its faintness, 18 Sextantis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of 18 Sextantis star
DSS2 image of 18 Sextantis. The red arrow shows the motion of 18 Sextantis during the next 10000 years (-1.00 arcmin in Right Ascension and -7.33 arcmin in declination);

Celestial Coordinates

Apparent

10h 12m 11s
-08° 32’ 40”
22h 32m 46s
08h 44m 58s

J2000

10h 10m 55s
-08° 25’ 05”

Galactic Coordinates

249.63°
37.33°

Finder Chart

loader
  Loading map...
Finder chart for 18 Sextantis.

Magnitude, Color, Spectral Class

5.65
Giant

-0.16
K2III
4121K

The red dot in the diagram below shows where 18 Sextantis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 18 Sextantis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

18 Sextantis is distant 473.15 light years from the Sun

145.14
473.15
-0.006 arcsec/y
-0.044"/y

Alternative Designations

18 Sextantis
SAO137395
SAO137395

Visibility from Your Location

Today's 18 Sextantis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.5°
Max altitude: 30.0°
Azimuth: 261.5°