25 Canum Venaticorum

Above the horizon. Rise: 4:11 | Tran: 14:34 | Set: 1:02

Alt: 2.70° Az: 27.20° Direction: North-North-East

25 Canum Venaticorum is a multiple giant star of spectral class A7 in the constellation of Canes Venatici.

25 Canum Venaticorum visual magnitude is 4.82. Because of its moderate brightness, 25 Canum Venaticorum is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 25 Canum Venaticorum. The red arrow shows the motion of 25 Canum Venaticorum during the next 1000 years (-1.65 arcmin in Right Ascension and 0.45 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 38m 33s

Declination +36° 10’ 11”

Hour Angle 14h 17m 48s

Sideral Time 03h 56m 21s

J2000

Right Ascension 13h 37m 27s

Declination +36° 17’ 42”

Galactic Coordinates

Galactic Longitude 78.96°

Galactic Latitude 76.61°

Finder Chart

Simplified finder chart for 25 Canum Venaticorum.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.82

Class Giant

Absolute magnitude 0.97

Spectral Type A7III

Color Index (B-V) 0.23

Temperature 7938K

The red dot in the diagram below shows where 25 Canum Venaticorum is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 25 Canum Venaticorum. Attribution: Richard Powell / CC BY-SA

Star System Properties

25 Canum Venaticorum is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the 25 Canum Venaticorum double sysyem:

Main star magnitude 4.82

Secondary star magnitude 6.82

Magnitude difference 2

Separation 1.7 arcsec

Distance, Radial Speed, Proper Motion

25 Canum Venaticorum is distant 191.65 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 58.79

Distance (light year) 191.65

Radial Speed -6 km/s

Proper Motion RA -0.099 arcsec/y

Proper Motion Dec 0.027"/y

Alternative Designations

Flamsteed designation 25 Canum Venaticorum

Henry Draper Catalogue HD118623

SAO Catalogue SAO63648

Hipparcos Catalogue HIP66458

Durchmusterung Catalogue BD+37 2433

Aitken Double Star Catalogue ADS8974

Visibility from Your Location

Today's 25 Canum Venaticorum rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 53.8° RISE 4:11

Max altitude: 74.7° TRANSIT 14:34

Azimuth: 306.2° SET 1:02

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Canes Venatici