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public LocationGreenwich, UK
Sunrise: 5:01 
Transit: 13:04 
Sunset: 21:06
sunny   (Daytime)   What's Visible Now?
All Constellations » Serpens » 

δ Serpentis (delta Serpentis)

Below the horizon.  Rise: 14:04 | Tran: 20:55 | Set: 3:50
Alt: -21.75°   Az: 324.59°   Direction: North-West

δ Serpentis is a variable and multiple hypergiant star of spectral class F0 in the constellation of Serpens.

δ Serpentis visual magnitude is 3.8. Because of its moderate brightness, δ 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.

δ Serpentis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of δ Serpentis (delta Serpentis) star
DSS2 image of δ Serpentis. The red arrow shows the motion of δ Serpentis during the next 10000 years (-12.33 arcmin in Right Ascension and 2.00 arcmin in declination);

Celestial Coordinates


15h 35m 58s
+10° 27’ 30”
09h 47m 16s
01h 23m 15s


15h 34m 48s
+10° 32’ 21”

Galactic Coordinates


Finder Chart

Finder chart δ Serpentis (delta Serpentis) star
Simplified finder chart for δ Serpentis (delta Serpentis).

Magnitude, Color, Spectral Class



Star System Properties

δ Serpentis 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 δ Serpentis double sysyem:

3.9 arcsec

Alternative Designations

δ Serpentis
(delta Serpentis)
13 Serpentis

Visibility from Your Location

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

Azimuth: 79.5°
Max altitude: 49.0°
Azimuth: 280.5°