Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:03  ☀️ Transit: 12:06  🌅 Sunset: 18:09

71 Ceti

71 Ceti is a hypergiant star in the constellation of Cetus.

71 Ceti visual magnitude is 6.33. Because of its reltive faintness, 71 Ceti should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 71 Ceti:

71 Ceti is above the horizon from Greenwich, United Kingdom [change]. Altitude: 29°.

Celestial coordinates and finder chart of 71 Ceti

71 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. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 71 Ceti are provided in the following table:

02h 24m 58s
-02° 46’ 47”

The simplified sky map below shows the position of 71 Ceti in the sky:

Finder chart 71 Ceti star
Simplified finder chart for 71 Ceti.

Visibility of 71 Ceti from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 71 Ceti rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 92.8°
Max altitude: 35.7°
Azimuth: 267.2°
71 Ceti is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 71 Ceti

The image below is a photograph of 71 Ceti from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 71 Ceti is -0.001 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 71 Ceti star
DSS2 image of 71 Ceti. The red arrow shows the motion of 71 Ceti during the next 100000 years (-1.67 arcmin in Right Ascension and -11.67 arcmin in declination);

Distance of 71 Ceti from the Sun and relative movement

71 Ceti is distant 645.54 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

198.02 pc
645.54 ly
12 km/s
-0.001 arcsec/year
-0.007 arcsec/year

Spectral properties of 71 Ceti

71 Ceti belongs to spectral class A0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where 71 Ceti is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 71 Ceti. Attribution: Richard Powell / CC BY-SA

Alternative designations of 71 Ceti