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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:02 
Transit: 12:56 
Sunset: 20:51
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All Constellations » Serpens » 

11 Serpentis

Above the horizon.  Rise: 18:47 | Tran: 0:38 | Set: 6:34
Alt: 18.59°   Az: 242.61°   Direction: West-South-West

11 Serpentis is a hypergiant star of spectral class K0 in the constellation of Serpens.

11 Serpentis visual magnitude is 5.51. Because of its faintness, 11 Serpentis 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 11 Serpentis star
DSS2 image of 11 Serpentis. The red arrow shows the motion of 11 Serpentis during the next 10000 years (-2.83 arcmin in Right Ascension and -7.00 arcmin in declination);

Celestial Coordinates

Apparent

15h 34m 16s
-01° 16’ 14”
03h 49m 18s
19h 23m 34s

J2000

15h 32m 57s
-01° 11’ 11”

Galactic Coordinates

3.49°
41.94°

Finder Chart

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Finder chart for 11 Serpentis.

Magnitude, Color, Spectral Class

5.51
Hypergiant

0.92
K0III
4537K

The red dot in the diagram below shows where 11 Serpentis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 11 Serpentis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

11 Serpentis is distant 270.32 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

82.92
270.32
-16 km/s
-0.017 arcsec/y
-0.042"/y

Alternative Designations

11 Serpentis
SAO140596
SAO140596

Visibility from Your Location

Today's 11 Serpentis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 91.3°
Max altitude: 37.2°
Azimuth: 268.7°