We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Your support helps us pay the server bills » Donate
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:42  
clear_day Transit: 12:10  
SunsetSet: 17:40
sleep NighttimeWhat's Visible Now?
All Constellations » Coma Berenices » 


Altitude: 44.9°   Azimuth: 109.6°   Direction: East-South-East

HR5057 is a sub-giant star in the constellation of Coma Berenices.

HR5057 visual magnitude is 5.78. Because of its reltive faintness, HR5057 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR5057 is -0.013 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5057 star
DSS2 image of HR5057. The red arrow shows the motion of HR5057 during the next 10000 years (-2.17 arcmin in Right Ascension and -1.50 arcmin in declination);

Key facts about HR5057


HR5057 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 44.9°
Azimuth: 109.6°
Direction: East-South-East

Celestial coordinates and finder chart of HR5057

HR5057 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 HR5057 are provided in the following table:

13h 25m 06s
+23° 51’ 15”
Coma Berenices

The simplified sky map below shows the position of HR5057 in the sky:

Finder chart HR5057 star
Simplified finder chart for HR5057.

Visibility of HR5057 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 HR5057 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: 66.1°
Max altitude: 62.4°
Azimuth: 293.9°

Distance of HR5057 from the Sun and relative movement

HR5057 is distant 254.29 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

78.00 pc
254.29 ly
-3 km/s
-0.013 arcsec/year
-0.009 arcsec/year

Spectral properties of HR5057

HR5057 belongs to spectral class A3 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR5057 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR5057. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5057