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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sunny DaytimeWhat's Visible Now?
All Constellations » Coma Berenices » 


Altitude: 58.2°   Azimuth: 185.9°   Direction: South

HR5010 is a double hypergiant star in the constellation of Coma Berenices.

HR5010 visual magnitude is 6.45. Because of its reltive faintness, HR5010 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 HR5010:


HR5010 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 58.2°
Azimuth: 185.9°
Direction: South

Celestial coordinates and finder chart of HR5010

HR5010 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 HR5010 are provided in the following table:

13h 16m 32s
+19° 47’ 07”
Coma Berenices

The simplified sky map below shows the position of HR5010 in the sky:

Finder chart HR5010 star
Simplified finder chart for HR5010.

Visibility of HR5010 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 HR5010 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: 70.2°
Max altitude: 58.3°
Azimuth: 289.8°

Digitized Sky Survey image of HR5010

The image below is a photograph of HR5010 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 HR5010 is -0.11 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR5010 star
DSS2 image of HR5010. The red arrow shows the motion of HR5010 during the next 1000 years (-1.83 arcmin in Right Ascension and 0.38 arcmin in declination);

Distance of HR5010 from the Sun and relative movement

HR5010 is distant 279.83 light years from the Sun and it is moving towards the Sun at the speed of 35 kilometers per second.

85.84 pc
279.83 ly
-35 km/s
-0.11 arcsec/year
0.023 arcsec/year

Spectral properties of HR5010

HR5010 belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR5010 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR5010. Attribution: Richard Powell / CC BY-SA

HR5010 star system properties

HR5010 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR5010 double sysyem:

203 arcsec

Alternative designations of HR5010