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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:52 
Transit: 12:57 
Sunset: 21:03
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All Constellations » Cetus » 

18 Ceti

Below the horizon.  Rise: 4:25 | Tran: 9:18 | Set: 14:10
Alt: -43.03°   Az: 313.49°   Direction: North-West

18 Ceti is a double hypergiant star of spectral class G0 in the constellation of Cetus.

18 Ceti visual magnitude is 6.15. Because of its faintness, 18 Ceti 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 Ceti star
DSS2 image of 18 Ceti. The red arrow shows the motion of 18 Ceti during the next 1000 years (-0.57 arcmin in Right Ascension and -3.35 arcmin in declination);

Celestial Coordinates

Apparent

00h 46m 45s
-12° 44’ 32”
09h 48m 15s
10h 35m 00s

J2000

00h 45m 28s
-12° 52’ 50”

Galactic Coordinates

117.05°
-75.68°

Finder Chart

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Finder chart for 18 Ceti.

Magnitude, Color, Spectral Class

6.15
Hypergiant

3.63
G0V
5929K

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

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

Star System Properties

18 Ceti is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 18 Ceti double sysyem:

6.15
12.45
6.3
69.5 arcsec

Distance, Radial Speed, Proper Motion

18 Ceti is distant 103.85 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

31.86
103.85
-13 km/s
-0.034 arcsec/y
-0.201"/y

Alternative Designations

SAO147432
SAO147432

Visibility from Your Location

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

Azimuth: 102.7°
Max altitude: 25.8°
Azimuth: 257.3°