Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
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All Constellations » Cancer » 

29 Cancri

Altitude: -20.3°   Azimuth: 27.8°   Direction: North-North-East

29 Cancri is a multiple main-sequence star in the constellation of Cancer.

29 Cancri visual magnitude is 5.95. Because of its reltive faintness, 29 Cancri 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 29 Cancri:


29 Cancri is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -20.3°
Azimuth: 27.8°
Direction: North-North-East

Celestial coordinates and finder chart of 29 Cancri

29 Cancri 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 29 Cancri are provided in the following table:

08h 28m 37s
+14° 12’ 38”

The simplified sky map below shows the position of 29 Cancri in the sky:

Finder chart 29 Cancri star
Simplified finder chart for 29 Cancri.

Visibility of 29 Cancri from your location

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

Today's 29 Cancri rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 75.8°
Max altitude: 52.7°
Azimuth: 284.2°

Digitized Sky Survey image of 29 Cancri

The image below is a photograph of 29 Cancri 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 29 Cancri is -0.014 arcsec per year in Right Ascension and -0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 29 Cancri star
DSS2 image of 29 Cancri. The red arrow shows the motion of 29 Cancri during the next 10000 years (-2.33 arcmin in Right Ascension and -1.83 arcmin in declination);

Distance of 29 Cancri from the Sun and relative movement

29 Cancri is distant 307.55 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

94.34 pc
307.55 ly
2 km/s
-0.014 arcsec/year
-0.011 arcsec/year

Spectral properties of 29 Cancri

29 Cancri belongs to spectral class A5 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 29 Cancri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 29 Cancri. Attribution: Richard Powell / CC BY-SA

29 Cancri star system properties

29 Cancri 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 29 Cancri double sysyem:

0.2 arcsec

Alternative designations of 29 Cancri