HR1979

HR1979 is a hypergiant star in the constellation of Auriga.

HR1979 visual magnitude is 6.29. Because of its reltive faintness, HR1979 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 HR1979:

Color of HR1979 ⬤

Magnitude of HR1979 6.29

Class Hypergiant

VISIBILITY RIGHT NOW HR1979 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 20°.

Celestial coordinates and finder chart of HR1979

HR1979 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 HR1979 are provided in the following table:

Right Ascension J2000 05h 47m 14s

Declination J2000 +42° 31’ 36”

Galactic Longitude 168.49°

Galactic Latitude 7.29°

Constellation Auriga

The simplified sky map below shows the position of HR1979 in the sky:

Simplified finder chart for HR1979.

Visibility of HR1979 from your location

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

HR1979 is circumpolar and transits at 17:11 UTC (altitude: 81.0°)

Digitized Sky Survey image of HR1979

The image below is a photograph of HR1979 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 HR1979 is 0.009 arcsec per year in Right Ascension and -0.088 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1979. The red arrow shows the motion of HR1979 during the next 10000 years (1.50 arcmin in Right Ascension and -14.67 arcmin in declination);

Distance of HR1979 from the Sun and relative movement

HR1979 is distant 719.65 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 220.75 pc

Distance (light year) 719.65 ly

Heliocentric radial velocity -16 km/s

Proper Motion RA 0.009 arcsec/year

Proper Motion Dec -0.088 arcsec/year

Spectral properties of HR1979

HR1979 belongs to spectral class K0

Absolute magnitude -0.43

Spectral Type K0

Color Index (B-V) 1.35

Temperature of HR1979 4034K

The red dot in the diagram below shows where HR1979 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1979. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1979

Henry Draper Catalogue HD38358

SAO Catalogue SAO40609

Hipparcos Catalogue HIP27319

Durchmusterung Catalogue BD+42 1396

FK5 Catalogue 2431

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In Evidence

Other stars in Auriga