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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:06 
Transit: 12:13 
Sunset: 17:21
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All Constellations » Cetus » 

θ Ceti (theta Ceti)

Above the horizon.  Rise: 10:08 | Tran: 15:25 | Set: 20:43
Alt: 13.83°   Az: 122.75°   Direction: East-South-East

θ Ceti is a double hypergiant star of spectral class K0 in the constellation of Cetus.

θ Ceti visual magnitude is 3.6. Because of its moderate brightness, θ Ceti is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of θ Ceti (theta Ceti) star
DSS2 image of θ Ceti. The red arrow shows the motion of θ Ceti during the next 1000 years (-1.32 arcmin in Right Ascension and -3.63 arcmin in declination);

Celestial Coordinates

Apparent

01h 25m 16s
-08° 03’ 10”
20h 17m 42s
21h 42m 59s

J2000

01h 24m 01s
-08° 10’ 59”

Galactic Coordinates

146.59°
-69.54°

Finder Chart

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Finder chart for θ Ceti (theta Ceti).

Magnitude, Color, Spectral Class

3.6
Hypergiant

0.87
K0III
4603K

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

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

Star System Properties

θ 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 θ Ceti double sysyem:

3.6
14.6
11
65.4 arcsec

Distance, Radial Speed, Proper Motion

θ Ceti is distant 114.47 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

35.11
114.47
17 km/s
-0.079 arcsec/y
-0.218"/y

Alternative Designations

θ Ceti
(theta Ceti)
SAO129274
SAO129274

Visibility from Your Location

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

Azimuth: 98.1°
Max altitude: 30.5°
Azimuth: 261.9°