Your guide to the Solar System and the night sky
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🌎  Greenwich, United Kingdom [change]

HR4992

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 skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR4992:

6.11
Giant
HR4992 is below the horizon from Greenwich, United Kingdom [change].

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”
334.87°
80.22°
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 [change]
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 [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 71.3°
Max altitude: 57.2°
Azimuth: 288.7°
HR4992 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4992

The image below is a photograph of HR4992 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 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);

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.

1.31
G8III
4309K

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

SAO100467
SAO100467