Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:44  
clear_day Transit: 12:57  
SunsetSet: 21:11 south
sunny DaytimeWhat's Visible Now
All Constellations » Lynx » 


Altitude: 43.3°   Azimuth: 72.2°   Direction: East-North-East

HR3181 is a giant star in the constellation of Lynx.

HR3181 visual magnitude is 6.27. Because of its reltive faintness, HR3181 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 HR3181:


HR3181 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 43.3°
Azimuth: 72.2°
Direction: East-North-East

Celestial coordinates and finder chart of HR3181

HR3181 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 HR3181 are provided in the following table:

08h 09m 23s
+42° 25’ 50”

The simplified sky map below shows the position of HR3181 in the sky:

Finder chart HR3181 star
Simplified finder chart for HR3181.

Visibility of HR3181 from your location

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

HR3181 is circumpolar and transits at 14:58 UTC (altitude: 81.0°)

Digitized Sky Survey image of HR3181

The image below is a photograph of HR3181 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 HR3181 is -0.008 arcsec per year in Right Ascension and -0.072 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3181 star
DSS2 image of HR3181. The red arrow shows the motion of HR3181 during the next 10000 years (-1.33 arcmin in Right Ascension and -12.00 arcmin in declination);

Distance of HR3181 from the Sun and relative movement

HR3181 is distant 612.78 light years from the Sun and it is moving far from the Sun at the speed of 38 kilometers per second.

187.97 pc
612.78 ly
38 km/s
-0.008 arcsec/year
-0.072 arcsec/year

Spectral properties of HR3181

HR3181 belongs to spectral class K3


The red dot in the diagram below shows where HR3181 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3181. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3181