θ Cancri (theta Cancri)

Above the horizon. Rise: 15:10 | Tran: 22:44 | Set: 6:22

Alt: 51.86° Az: 142.75° Direction: South-East

θ Cancri is a variable and multiple giant star of spectral class K5 in the constellation of Cancer.

θ Cancri visual magnitude is 5.35. Because of its faintness, θ 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.

DSS2 image of θ Cancri. The red arrow shows the motion of θ Cancri during the next 10000 years (-10.17 arcmin in Right Ascension and -9.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 33m 01s

Declination +18° 00’ 29”

Hour Angle 22h 27m 24s

Sidereal Time 07h 00m 26s

J2000

Right Ascension 08h 31m 35s

Declination +18° 05’ 39”

Galactic Coordinates

Galactic Longitude 206.77°

Galactic Latitude 29.98°

Finder Chart

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Finder chart for θ Cancri (theta Cancri).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.35

Class Giant

Absolute magnitude -0.55

Spectral Type K5III

Color Index (B-V) 1.56

Temperature 3705K

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

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

Distance, Radial Speed, Proper Motion

θ Cancri is distant 493.94 light years from the Sun and it is moving far from the Sun at the speed of 45 kilometers per second.

Distance (parsec) 151.52

Distance (light year) 493.94

Radial Speed 45 km/s

Proper Motion RA -0.061 arcsec/y

Proper Motion Dec -0.058"/y

Alternative Designations

Bayer designation θ Cancri
(theta Cancri)

Flamsteed designation 31 Cancri

Henry Draper Catalogue HD72094

SAO Catalogue SAO97881

Hipparcos Catalogue HIP41822

Durchmusterung Catalogue BD+18 1963

FK5 Catalogue 2667

General Catalogue of Variable Stars 4117

Visibility from Your Location

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

Azimuth: 72.0° RISE 15:10

Max altitude: 56.5° TRANSIT 22:44

Azimuth: 288.0° SET 6:22

Set Location

Other stars in Cancer