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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?

45 Cancri

Below the horizon.  Rise: 8:46 | Tran: 15:49 | Set: 22:53
Altitude: -23.4°   Azimuth: 21.8°   Direction: North-North-East

45 Cancri is a main-sequence star of spectral class A3 in the constellation of Cancer.

45 Cancri visual magnitude is 5.64. Because of its faintness, 45 Cancri 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.

Celestial coordinates and finder chart of 45 Cancri

Finder chart 45 Cancri star
Simplified finder chart for 45 Cancri.

45 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 45 Cancri are provided in the following table:

08h 43m 12s
+12° 40’ 50”
Image of 45 Cancri star
DSS2 image of 45 Cancri. The red arrow shows the motion of 45 Cancri during the next 10000 years (-2.00 arcmin in Right Ascension and 0.33 arcmin in declination);

Key facts about 45 Cancri


and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 45 Cancri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 45 Cancri. Attribution: Richard Powell / CC BY-SA

Distance of 45 Cancri from the Sun and relative movement

45 Cancri is distant 1,028.39 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

315.46 pc
1,028.39 ly
-13 km/s
-0.012 arcsec/year
0.002 arcsec/year

Alternative designations of 45 Cancri


Visibility of 45 Cancri from your location

Today's 45 Cancri rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.3°
Max altitude: 51.2°
Azimuth: 282.7°