HR2081

HR2081 is a giant star in the constellation of Auriga.

HR2081 visual magnitude is 5.89. Because of its reltive faintness, HR2081 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 HR2081:

Color of HR2081 ⬤

Magnitude of HR2081 5.89

Class Giant

VISIBILITY RIGHT NOW HR2081 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 57°.

Celestial coordinates and finder chart of HR2081

HR2081 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 HR2081 are provided in the following table:

Right Ascension J2000 05h 59m 21s

Declination J2000 +49° 55’ 27”

Galactic Longitude 162.95°

Galactic Latitude 12.7°

Constellation Auriga

The simplified sky map below shows the position of HR2081 in the sky:

Simplified finder chart for HR2081.

Visibility of HR2081 from your location

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

HR2081 is circumpolar and transits at 17:47 UTC (altitude: 88.4°)

Digitized Sky Survey image of HR2081

The image below is a photograph of HR2081 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 HR2081 is -0.002 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR2081. The red arrow shows the motion of HR2081 during the next 100000 years (-3.33 arcmin in Right Ascension and -15.00 arcmin in declination);

Distance of HR2081 from the Sun and relative movement

HR2081 is distant 1,124.14 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 344.83 pc

Distance (light year) 1,124.14 ly

Heliocentric radial velocity -4 km/s

Proper Motion RA -0.002 arcsec/year

Proper Motion Dec -0.009 arcsec/year

Spectral properties of HR2081

HR2081 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.80

Spectral Type G5III

Color Index (B-V) 1.23

Temperature of HR2081 4251K

The red dot in the diagram below shows where HR2081 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2081. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2081

Henry Draper Catalogue HD40084

SAO Catalogue SAO40743

Hipparcos Catalogue HIP28343

Durchmusterung Catalogue BD+49 1428

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In Evidence

Other stars in Auriga