22 Orionis

Above the horizon. Rise: 0:36 | Tran: 6:36 | Set: 12:32

Alt: 21.41° Az: 120.23° Direction: East-South-East

22 Orionis is a sub-giant star of spectral class B2 in the constellation of Orion.

22 Orionis visual magnitude is 4.73. Because of its moderate brightness, 22 Orionis 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 22 Orionis. The red arrow shows the motion of 22 Orionis during the next 100000 years (0.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 23m 01s

Declination -00° 21’ 36”

Hour Angle 20h 25m 46s

Sideral Time 01h 48m 48s

J2000

Right Ascension 05h 21m 45s

Declination -00° 22’ 57”

Galactic Coordinates

Galactic Longitude 202.63°

Galactic Latitude -20.03°

Finder Chart

Simplified finder chart for 22 Orionis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.73

Class Sub-giant

Absolute magnitude -3.25

Spectral Type B2IV

Color Index (B-V) -0.17

Temperature 12902K

The red dot in the diagram below shows where 22 Orionis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 22 Orionis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

22 Orionis is distant 1,288.54 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

Distance (parsec) 395.26

Distance (light year) 1,288.54

Radial Speed 29 km/s

Proper Motion Dec -0.001"/y

Alternative Designations

Flamsteed designation 22 Orionis

Henry Draper Catalogue HD35039

SAO Catalogue SAO132028

Hipparcos Catalogue HIP25044

Durchmusterung Catalogue BD-00 930

FK5 Catalogue 1147

Visibility from Your Location

Today's 22 Orionis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 90.4° RISE 0:36

Max altitude: 38.2° TRANSIT 6:36

Azimuth: 269.6° SET 12:32

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

Location

Other stars in Orion