45 Cancri

Above the horizon. Rise: 8:41 | Tran: 15:44 | Set: 22:47

Alt: 47.17° Az: 147.21° Direction: South

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.

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);

Celestial Coordinates

Apparent

Right Ascension 08h 44m 36s

Declination +12° 35’ 16”

Hour Angle 22h 31m 21s

Sidereal Time 07h 15m 57s

J2000

Right Ascension 08h 43m 12s

Declination +12° 40’ 50”

Galactic Coordinates

Galactic Longitude 213.8°

Galactic Latitude 30.46°

Finder Chart

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Finder chart for 45 Cancri.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.64

Class Main-sequence

Absolute magnitude -1.85

Spectral Type A3V

Color Index (B-V) 0.39

Temperature 6934K

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

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

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 315.46

Distance (light year) 1,028.39

Radial Speed -13 km/s

Proper Motion RA -0.012 arcsec/y

Proper Motion Dec 0.002"/y

Alternative Designations

Flamsteed designation 45 Cancri

Henry Draper Catalogue HD74228

SAO Catalogue SAO98069

Hipparcos Catalogue HIP42795

Durchmusterung Catalogue BD+13 1972

FK5 Catalogue 2686

Visibility from Your Location

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

Azimuth: 77.4° RISE 8:41

Max altitude: 51.1° TRANSIT 15:44

Azimuth: 282.6° SET 22:47

Set Location

Other stars in Cancer