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: 7:00  
clear_day Transit: 12:48  
SunsetSet: 18:34 south
sleep NighttimeWhat's Visible Now
All Constellations » Cepheus » 


Altitude: 80.1°   Azimuth: 306.2°   Direction: North-West

HR7944 is a giant star in the constellation of Cepheus.

HR7944 visual magnitude is 5.78. Because of its reltive faintness, HR7944 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 HR7944:


HR7944 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 80.1°
Azimuth: 306.2°
Direction: North-West

Celestial coordinates and finder chart of HR7944

HR7944 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7944 are provided in the following table:

20h 44m 21s
+56° 29’ 17”

The simplified sky map below shows the position of HR7944 in the sky:

Finder chart HR7944 star
Simplified finder chart for HR7944.

Visibility of HR7944 from your location

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

HR7944 is circumpolar and transits at 19:59 UTC (altitude: 85.0°)

Digitized Sky Survey image of HR7944

The image below is a photograph of HR7944 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 HR7944 is 0.006 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7944 star
DSS2 image of HR7944. The red arrow shows the motion of HR7944 during the next 10000 years (1.00 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR7944 from the Sun and relative movement

HR7944 is distant 964.50 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

295.86 pc
964.50 ly
-28 km/s
0.006 arcsec/year
-0.015 arcsec/year

Spectral properties of HR7944

HR7944 belongs to spectral class M3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7944 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR7944. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7944