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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:09 
Transit: 12:56 
Sunset: 20:44
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All Constellations » Serpens » 

θ2 Serpentis (theta2 Serpentis)

Above the horizon.  Rise: 22:01 | Tran: 4:25 | Set: 10:44
Alt: 22.33°   Az: 112.82°   Direction: East-South-East

θ2 Serpentis is a multiple main-sequence star of spectral class A5 in the constellation of Serpens.

θ2 Serpentis visual magnitude is 4.98. Because of its moderate brightness, θ2 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 θ2 Serpentis (theta2 Serpentis) star
DSS2 image of θ2 Serpentis. The red arrow shows the motion of θ2 Serpentis during the next 10000 years (8.17 arcmin in Right Ascension and 4.33 arcmin in declination);

Celestial Coordinates

Apparent

18h 57m 30s
+04° 14’ 11”
20h 04m 59s
15h 02m 29s

J2000

18h 56m 14s
+04° 12’ 06”

Galactic Coordinates

37.22°
0.85°

Finder Chart

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Finder chart for θ2 Serpentis (theta2 Serpentis).

Magnitude, Color, Spectral Class

4.98
Main-sequence

1.77
A5V
8163K

The red dot in the diagram below shows where θ2 Serpentis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of θ2 Serpentis. Attribution: Richard Powell / CC BY-SA

Star System Properties

θ2 Serpentis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the θ2 Serpentis double sysyem:

4.98
5.38
0.4
22.2 arcsec

Distance, Radial Speed, Proper Motion

θ2 Serpentis is distant 142.73 light years from the Sun and it is moving towards the Sun at the speed of 53 kilometers per second.

43.78
142.73
-53 km/s
0.049 arcsec/y
0.026"/y

Alternative Designations

θ2 Serpentis
(theta2 Serpentis)
63 Serpentis
SAO124070
SAO124070

Visibility from Your Location

Today's θ2 Serpentis (theta2 Serpentis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.8°
Max altitude: 42.8°
Azimuth: 274.2°