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public LocationGreenwich, UK
Sunrise: 5:12 
Transit: 13:06 
Sunset: 20:59
sunny   (Daytime)   What's Visible Now?
All Constellations » Cetus » 

ι Ceti (iota Ceti)

Above the horizon.  Rise: 23:57 | Tran: 5:15 | Set: 10:29
Alt: 22.08°   Az: 219.53°   Direction: South-West

ι Ceti is a variable and multiple giant star of spectral class K1 in the constellation of Cetus.

ι Ceti visual magnitude is 3.56. Because of its moderate brightness, ι 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 ι Ceti (iota Ceti) star
DSS2 image of ι Ceti. The red arrow shows the motion of ι Ceti during the next 10000 years (-2.33 arcmin in Right Ascension and -6.00 arcmin in declination);

Celestial Coordinates


00h 20m 40s
-08° 41’ 15”
02h 26m 30s
02h 47m 11s


00h 19m 25s
-08° 49’ 26”

Galactic Coordinates


Finder Chart

Finder chart ι Ceti (iota Ceti) star
Simplified finder chart for ι Ceti (iota Ceti).

Magnitude, Color, Spectral Class



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

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

Star System Properties

ι Ceti is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ι Ceti double sysyem:

108.8 arcsec

Distance, Radial Speed, Proper Motion

ι Ceti is distant 289.52 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

19 km/s
-0.014 arcsec/y

Alternative Designations

ι Ceti
(iota Ceti)

Visibility from Your Location

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

Azimuth: 98.7°
Max altitude: 29.8°
Azimuth: 261.3°