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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sunny DaytimeWhat's Visible Now?
All Constellations » Cancer » 

49 Cancri

Altitude: 2.5°   Azimuth: 283.0°   Direction: West-North-West

49 Cancri is a variable star in the constellation of Cancer.

49 Cancri visual magnitude is 5.66. Because of its reltive faintness, 49 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 49 Cancri:


49 Cancri is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 2.5°
Azimuth: 283.0°
Direction: West-North-West

Celestial coordinates and finder chart of 49 Cancri

49 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 49 Cancri are provided in the following table:

08h 44m 44s
+10° 04’ 54”

The simplified sky map below shows the position of 49 Cancri in the sky:

Finder chart 49 Cancri star
Simplified finder chart for 49 Cancri.

Visibility of 49 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 49 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: 79.9°
Max altitude: 48.6°
Azimuth: 280.1°

Digitized Sky Survey image of 49 Cancri

The image below is a photograph of 49 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 49 Cancri is -0.016 arcsec per year in Right Ascension and -0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 49 Cancri star
DSS2 image of 49 Cancri. The red arrow shows the motion of 49 Cancri during the next 10000 years (-2.67 arcmin in Right Ascension and -3.17 arcmin in declination);

Distance of 49 Cancri from the Sun and relative movement

49 Cancri is distant 407.50 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

125.00 pc
407.50 ly
24 km/s
-0.016 arcsec/year
-0.019 arcsec/year

Spectral properties of 49 Cancri

49 Cancri belongs to spectral class A1 49 Cancri is also a EuCr chemically peculiar star.


The red dot in the diagram below shows where 49 Cancri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 49 Cancri. Attribution: Richard Powell / CC BY-SA

Alternative designations of 49 Cancri