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public LocationGreenwich, UK
Sunrise: 4:58 
Transit: 13:04 
Sunset: 21:09
sunny   (Daytime)   What's Visible Now?
All Constellations » Cetus » 

42 Ceti

Above the horizon.  Rise: 0:53 | Tran: 6:53 | Set: 12:48
Altitude: 34.5°   Azimuth: 208.2°   Direction: South-South-West

42 Ceti is a multiple giant star of spectral class G8 in the constellation of Cetus.

42 Ceti visual magnitude is 5.87. Because of its faintness, 42 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.

42 Ceti is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of 42 Ceti star
DSS2 image of 42 Ceti. The red arrow shows the motion of 42 Ceti during the next 10000 years (2.00 arcmin in Right Ascension and -2.33 arcmin in declination);

Apparent Coordinates

01h 21m 03s
-00° 22’ 50”

J2000 Coordinates

01h 19m 48s
-00° 30’ 32”

Galactic Coordinates


Finder Chart

Finder chart 42 Ceti star
Simplified finder chart for 42 Ceti.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 42 Ceti is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 42 Ceti. Attribution: Richard Powell / CC BY-SA

Star System Properties

42 Ceti is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the 42 Ceti double sysyem:

1.6 arcsec

Distance, Radial Speed, Proper Motion

42 Ceti is distant 394.20 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

120.92 pc
394.20 ly
14 km/s
0.012 arcsec/y
-0.014 "/y

Alternative Designations


Visibility from Your Location

Today's 42 Ceti rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 90.5°
Max altitude: 38.0°
Azimuth: 269.5°