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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
SunriseRise: 6:42  
clear_day Transit: 12:10  
SunsetSet: 17:40
sunny DaytimeWhat's Visible Now?
All Constellations » Coma Berenices » 


Altitude: 4.4°   Azimuth: 294.9°   Direction: West-North-West

HR4992 is a giant star in the constellation of Coma Berenices.

HR4992 visual magnitude is 6.11. Because of its reltive faintness, HR4992 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 HR4992 is -0.215 arcsec per year in Right Ascension and -0.049 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4992 star
DSS2 image of HR4992. The red arrow shows the motion of HR4992 during the next 1000 years (-3.58 arcmin in Right Ascension and -0.82 arcmin in declination);

Key facts about HR4992


HR4992 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 4.4°
Azimuth: 294.9°
Direction: West-North-West

Celestial coordinates and finder chart of HR4992

HR4992 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 HR4992 are provided in the following table:

13h 13m 12s
+18° 43’ 36”
Coma Berenices

The simplified sky map below shows the position of HR4992 in the sky:

Finder chart HR4992 star
Simplified finder chart for HR4992.

Visibility of HR4992 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 HR4992 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: 71.3°
Max altitude: 57.2°
Azimuth: 288.7°

Distance of HR4992 from the Sun and relative movement

HR4992 is distant 296.90 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

91.07 pc
296.90 ly
-24 km/s
-0.215 arcsec/year
-0.049 arcsec/year

Spectral properties of HR4992

HR4992 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4992 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4992. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4992