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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:58 
Sunset: 21:15
sunny   (Daytime)   What's Visible Now?

υ1 Cancri (upsilon1 Cancri)

Above the horizon.  Rise: 7:43 | Tran: 15:57 | Set: 0:11
Altitude: 52.4°   Azimuth: 123.9°   Direction: South-East

υ1 Cancri is a hypergiant star of spectral class F0 in the constellation of Cancer.

υ1 Cancri visual magnitude is 5.75. Because of its faintness, υ1 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 υ1 Cancri

Finder chart υ1 Cancri (upsilon1 Cancri) star
Simplified finder chart for υ1 Cancri (upsilon1 Cancri).

υ1 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 υ1 Cancri are provided in the following table:

08h 31m 30s
+24° 04’ 51”
Image of υ1 Cancri (upsilon1 Cancri) star
DSS2 image of υ1 Cancri. The red arrow shows the motion of υ1 Cancri during the next 10000 years (-13.67 arcmin in Right Ascension and -7.33 arcmin in declination);

Key facts about υ1 Cancri


and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where υ1 Cancri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of υ1 Cancri. Attribution: Richard Powell / CC BY-SA

Distance of υ1 Cancri from the Sun and relative movement

υ1 Cancri is distant 237.09 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

72.73 pc
237.09 ly
19 km/s
-0.082 arcsec/year
-0.044 arcsec/year

Alternative designations of υ1 Cancri

υ1 Cancri
(upsilon1 Cancri)

Visibility of υ1 Cancri from your location

Today's υ1 Cancri (upsilon1 Cancri) rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.9°
Max altitude: 62.6°
Azimuth: 294.1°