21 Leonis Minoris

Above the horizon. Rise: 8:57 | Tran: 19:02 | Set: 5:11

Alt: 7.09° Az: 39.23° Direction: North-East

21 Leonis Minoris is a variable main-sequence star of spectral class A7 in the constellation of Leo Minor.

21 Leonis Minoris visual magnitude is 4.48. Because of its moderate brightness, 21 Leonis Minoris 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 21 Leonis Minoris. The red arrow shows the motion of 21 Leonis Minoris during the next 10000 years (8.83 arcmin in Right Ascension and 0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 08m 55s

Declination +35° 07’ 11”

Hour Angle 15h 20m 26s

Sidereal Time 01h 29m 21s

J2000

Right Ascension 10h 07m 25s

Declination +35° 14’ 40”

Galactic Coordinates

Galactic Longitude 189.47°

Galactic Latitude 54.26°

Finder Chart

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Finder chart for 21 Leonis Minoris.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.48

Class Main-sequence

Absolute magnitude 2.25

Spectral Type A7V

Color Index (B-V) 0.18

Temperature 8321K

The red dot in the diagram below shows where 21 Leonis Minoris is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 21 Leonis Minoris. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

21 Leonis Minoris is distant 91.11 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

Distance (parsec) 27.95

Distance (light year) 91.11

Radial Speed -18 km/s

Proper Motion RA 0.053 arcsec/y

Proper Motion Dec 0.004"/y

Alternative Designations

Flamsteed designation 21 Leonis Minoris

Henry Draper Catalogue HD87696

SAO Catalogue SAO61874

Hipparcos Catalogue HIP49593

Durchmusterung Catalogue BD+35 2110

Gliese Catalogue Gl 378.3

FK5 Catalogue 2812

General Catalogue of Variable Stars 4736

Visibility from Your Location

Today's 21 Leonis Minoris rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 54.9° RISE 8:57

Max altitude: 73.6° TRANSIT 19:02

Azimuth: 305.1° SET 5:11

Set Location

Other stars in Leo Minor