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public  Terre-de-Bas, Guadeloupe Terre-de-Bas, Guadeloupe  ⓘ
TimezoneAmerica/Guadeloupe
Sunrise: 5:41 
Transit: 12:11 
Sunset: 18:41
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All Constellations » Serpens » 

β Serpentis (beta Serpentis)

Above the horizon.  Rise: 14:37 | Tran: 20:56 | Set: 3:12
Alt: 81.21°   Az: 92.07°   Direction: East

β Serpentis is a multiple sub-giant star of spectral class A2 in the constellation of Serpens.

β Serpentis visual magnitude is 3.67. Because of its moderate brightness, β Serpentis 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.

Image of β Serpentis (beta Serpentis) star
DSS2 image of β Serpentis. The red arrow shows the motion of β Serpentis during the next 10000 years (11.17 arcmin in Right Ascension and -7.50 arcmin in declination);

Celestial Coordinates

Apparent

15h 47m 21s
+15° 20’ 38”
23h 23m 34s
15h 10m 56s

J2000

15h 46m 11s
+15° 25’ 18”

Galactic Coordinates

25.98°
47.87°

Finder Chart

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Finder chart for β Serpentis (beta Serpentis).

Magnitude, Color, Spectral Class

3.67
Sub-giant

0.31
A2IV
9434K

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

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

Star System Properties

β Serpentis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the β Serpentis double sysyem:

3.67
9.97
6.3
30.6 arcsec

Distance, Radial Speed, Proper Motion

β Serpentis is distant 152.98 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

46.93
152.98
-1 km/s
0.067 arcsec/y
-0.045"/y

Alternative Designations

β Serpentis
(beta Serpentis)
28 Serpentis
SAO101725
SAO101725

Visibility from Your Location

Today's β Serpentis (beta Serpentis) rise, transit and set times from Terre-de-Bas, Guadeloupe are the following (all times relative to the local timezone America/Guadeloupe):

Azimuth: 74.7°
Max altitude: 89.5°
Azimuth: 285.3°