Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
sleep NighttimeWhat's Visible Now
All Constellations » Vulpecula » 


Altitude: 62.8°   Azimuth: 193.4°   Direction: South-South-West

HR7656 is a main-sequence star in the constellation of Vulpecula.

HR7656 visual magnitude is 5.88. Because of its reltive faintness, HR7656 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 HR7656:


HR7656 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 62.8°
Azimuth: 193.4°
Direction: South-South-West

Celestial coordinates and finder chart of HR7656

HR7656 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 HR7656 are provided in the following table:

20h 01m 44s
+24° 48’ 01”

The simplified sky map below shows the position of HR7656 in the sky:

Finder chart HR7656 star
Simplified finder chart for HR7656.

Visibility of HR7656 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 HR7656 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: 65.2°
Max altitude: 63.3°
Azimuth: 294.8°

Digitized Sky Survey image of HR7656

The image below is a photograph of HR7656 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 HR7656 is 0.005 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7656 star
DSS2 image of HR7656. The red arrow shows the motion of HR7656 during the next 100000 years (8.33 arcmin in Right Ascension and -5.00 arcmin in declination);

Distance of HR7656 from the Sun and relative movement

HR7656 is distant 672.16 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

206.19 pc
672.16 ly
-15 km/s
0.005 arcsec/year
-0.003 arcsec/year

Spectral properties of HR7656

HR7656 belongs to spectral class B4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR7656 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7656. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7656