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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:47  
clear_day Transit: 12:50  
SunsetSet: 18:52 south
wb_twilight Civil TwilightWhat's Visible Now
All Constellations » Vulpecula » 

25 Vulpeculae

Altitude: 55.1°   Azimuth: 129.9°   Direction: South-East

25 Vulpeculae is a giant star in the constellation of Vulpecula.

25 Vulpeculae visual magnitude is 5.54. Because of its reltive faintness, 25 Vulpeculae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 25 Vulpeculae:


25 Vulpeculae is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 55.1°
Azimuth: 129.9°
Direction: South-East

Celestial coordinates and finder chart of 25 Vulpeculae

25 Vulpeculae is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 25 Vulpeculae are provided in the following table:

20h 22m 03s
+24° 26’ 45”

The simplified sky map below shows the position of 25 Vulpeculae in the sky:

Finder chart 25 Vulpeculae star
Simplified finder chart for 25 Vulpeculae.

Visibility of 25 Vulpeculae from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 25 Vulpeculae rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.6°
Max altitude: 63.0°
Azimuth: 294.4°

Digitized Sky Survey image of 25 Vulpeculae

The image below is a photograph of 25 Vulpeculae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 25 Vulpeculae is 0 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 25 Vulpeculae star
DSS2 image of 25 Vulpeculae. The red arrow shows the motion of 25 Vulpeculae during the next 100000 years (0.00 arcmin in Right Ascension and -11.67 arcmin in declination);

Distance of 25 Vulpeculae from the Sun and relative movement

25 Vulpeculae is distant 1,801.10 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

552.49 pc
1,801.10 ly
-13 km/s
-0.007 arcsec/year

Spectral properties of 25 Vulpeculae

25 Vulpeculae belongs to spectral class B8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 25 Vulpeculae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 25 Vulpeculae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 25 Vulpeculae

25 Vulpeculae