13 Orionis

Above the horizon. Rise: 7:56 | Tran: 14:42 | Set: 21:29

Alt: 34.58° Az: 237.04° Direction: West-South-West

13 Orionis is a multiple sub-giant star of spectral class G1 in the constellation of Orion.

13 Orionis visual magnitude is 6.17. Because of its faintness, 13 Orionis 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 13 Orionis. The red arrow shows the motion of 13 Orionis during the next 1000 years (-0.05 arcmin in Right Ascension and -6.30 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 09m 01s

Declination +09° 30’ 12”

Hour Angle 02h 57m 49s

Sidereal Time 08h 06m 51s

J2000

Right Ascension 05h 07m 38s

Declination +09° 28’ 18”

Galactic Coordinates

Galactic Longitude 191.77°

Galactic Latitude -18°

Finder Chart

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Finder chart for 13 Orionis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.17

Class Sub-giant

Absolute magnitude 3.91

Spectral Type G1IV

Color Index (B-V) 0.62

Temperature 5890K

The red dot in the diagram below shows where 13 Orionis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 13 Orionis. Attribution: Richard Powell / CC BY-SA

Star System Properties

13 Orionis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 13 Orionis double sysyem:

Main star magnitude 6.17

Secondary star magnitude 9.97

Magnitude difference 3.8

Separation 124 arcsec

Distance, Radial Speed, Proper Motion

13 Orionis is distant 92.25 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

Distance (parsec) 28.30

Distance (light year) 92.25

Radial Speed -24 km/s

Proper Motion RA -0.003 arcsec/y

Proper Motion Dec -0.378"/y

Alternative Designations

Flamsteed designation 13 Orionis

Henry Draper Catalogue HD33021

SAO Catalogue SAO112436

Hipparcos Catalogue HIP23852

Durchmusterung Catalogue BD+09 736

Gliese Catalogue NN 3334

Visibility from Your Location

Today's 13 Orionis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 80.5° RISE 7:56

Max altitude: 48.0° TRANSIT 14:42

Azimuth: 279.5° SET 21:29

Set Location

Other stars in Orion