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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
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All Constellations » Leo » 

90 Leonis

Below the horizon.  Rise: 13:27 | Tran: 20:52 | Set: 4:22
Alt: -9.41°   Az: 47.57°   Direction: North-East

90 Leonis is a multiple main-sequence star of spectral class B4 in the constellation of Leo.

90 Leonis visual magnitude is 5.95. Because of its faintness, 90 Leonis 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.

Image of 90 Leonis star
DSS2 image of 90 Leonis. The red arrow shows the motion of 90 Leonis during the next 10000 years (-1.83 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

11h 36m 01s
+16° 39’ 23”
15h 17m 52s
02h 53m 53s

J2000

11h 34m 42s
+16° 47’ 48”

Galactic Coordinates

239.18°
69.47°

Finder Chart

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Finder chart for 90 Leonis.

Magnitude, Color, Spectral Class

5.95
Main-sequence

-2.98
B4V
12692K

The red dot in the diagram below shows where 90 Leonis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 90 Leonis. Attribution: Richard Powell / CC BY-SA

Star System Properties

90 Leonis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 90 Leonis double sysyem:

5.95
7.05
1.1
3.6 arcsec

Distance, Radial Speed, Proper Motion

90 Leonis is distant 1,987.80 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

609.76
1,987.80
19 km/s
-0.011 arcsec/y
0.003"/y

Alternative Designations

SAO99673
SAO99673

Visibility from Your Location

Today's 90 Leonis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 73.3°
Max altitude: 55.2°
Azimuth: 286.7°