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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: 7:43  
clear_day Transit: 11:47  
SunsetSet: 15:52 south
wb_twilight Civil TwilightWhat's Visible Now?
All Constellations » Auriga » 


Altitude: 17.2°   Azimuth: 26.2°   Direction: North-North-East

HR2112 is a sub-giant star in the constellation of Auriga.

HR2112 visual magnitude is 6.05. Because of its reltive faintness, HR2112 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 HR2112:


HR2112 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 17.2°
Azimuth: 26.2°
Direction: North-North-East

Celestial coordinates and finder chart of HR2112

HR2112 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 HR2112 are provided in the following table:

06h 02m 48s
+49° 54’ 20”

The simplified sky map below shows the position of HR2112 in the sky:

Finder chart HR2112 star
Simplified finder chart for HR2112.

Visibility of HR2112 from your location

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

HR2112 is circumpolar and transits at 01:20 UTC (altitude: 88.4°)

Digitized Sky Survey image of HR2112

The image below is a photograph of HR2112 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 HR2112 is 0.024 arcsec per year in Right Ascension and -0.046 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2112 star
DSS2 image of HR2112. The red arrow shows the motion of HR2112 during the next 10000 years (4.00 arcmin in Right Ascension and -7.67 arcmin in declination);

Distance of HR2112 from the Sun and relative movement

HR2112 is distant 410.06 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

125.79 pc
410.06 ly
25 km/s
0.024 arcsec/year
-0.046 arcsec/year

Spectral properties of HR2112

HR2112 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR2112 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2112. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2112