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


HR1081 is a variable main-sequence star in the constellation of Horologium.

HR1081 visual magnitude is 5.99. Because of its reltive faintness, HR1081 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 HR1081:

HR1081 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR1081

HR1081 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1081 are provided in the following table:

03h 30m 37s
-47° 22’ 31”

The simplified sky map below shows the position of HR1081 in the sky:

Finder chart HR1081 star
Simplified finder chart for HR1081.

Visibility of HR1081 from your location

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

HR1081 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR1081

The image below is a photograph of HR1081 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 HR1081 is 0.069 arcsec per year in Right Ascension and 0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1081 star
DSS2 image of HR1081. The red arrow shows the motion of HR1081 during the next 10000 years (11.50 arcmin in Right Ascension and 1.83 arcmin in declination);

Distance of HR1081 from the Sun and relative movement

HR1081 is distant 370.03 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

113.51 pc
370.03 ly
-12 km/s
0.069 arcsec/year
0.011 arcsec/year

Spectral properties of HR1081

HR1081 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR1081 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR1081. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1081