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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:25 
Transit: 12:14 
Sunset: 17:03
sleep   (Nighttime)  
What's Visible Now • Tonight Timeline
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All Constellations » Serpens » 

τ8 Serpentis (tau8 Serpentis)

Below the horizon.  Rise: 22:54 | Tran: 6:27 | Set: 13:56
Alt: -14.55°   Az: 35.29°   Direction: North-East

τ8 Serpentis is a hypergiant star of spectral class A0 in the constellation of Serpens.

τ8 Serpentis visual magnitude is 6.14. Because of its faintness, τ8 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 τ8 Serpentis (tau8 Serpentis) star
DSS2 image of τ8 Serpentis. The red arrow shows the motion of τ8 Serpentis during the next 10000 years (-4.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

15h 45m 50s
+17° 11’ 11”
14h 23m 17s
06h 09m 07s

J2000

15h 44m 42s
+17° 15’ 51”

Galactic Coordinates

28.33°
48.91°

Finder Chart

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Finder chart for τ8 Serpentis (tau8 Serpentis).

Magnitude, Color, Spectral Class

6.14
Hypergiant

1.17
A0V
10125K

The red dot in the diagram below shows where τ8 Serpentis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of τ8 Serpentis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

τ8 Serpentis is distant 320.87 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

98.43
320.87
-5 km/s
-0.026 arcsec/y

Alternative Designations

τ8 Serpentis
(tau8 Serpentis)
26 Serpentis
SAO101712
SAO101712

Visibility from Your Location

Today's τ8 Serpentis (tau8 Serpentis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 72.8°
Max altitude: 55.7°
Azimuth: 287.2°