HR4052

HR4052 is a giant star in the constellation of Ursa Major.

HR4052 visual magnitude is 6. Because of its reltive faintness, HR4052 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 HR4052:

Color of HR4052 ⬤

Magnitude of HR4052 6

Class Giant

VISIBILITY RIGHT NOW HR4052 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 16°.

Celestial coordinates and finder chart of HR4052

HR4052 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 HR4052 are provided in the following table:

Right Ascension J2000 10h 20m 31s

Declination J2000 +54° 13’ 00”

Galactic Longitude 157.93°

Galactic Latitude 51.4°

Constellation Ursa Major

The simplified sky map below shows the position of HR4052 in the sky:

Simplified finder chart for HR4052.

Visibility of HR4052 from your location

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

HR4052 is circumpolar and transits at 21:36 UTC (altitude: 87.3°)

Digitized Sky Survey image of HR4052

The image below is a photograph of HR4052 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 HR4052 is -0.032 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4052. The red arrow shows the motion of HR4052 during the next 10000 years (-5.33 arcmin in Right Ascension and -0.33 arcmin in declination);

Distance of HR4052 from the Sun and relative movement

HR4052 is distant 457.22 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 140.25 pc

Distance (light year) 457.22 ly

Heliocentric radial velocity 9 km/s

Proper Motion RA -0.032 arcsec/year

Proper Motion Dec -0.002 arcsec/year

Spectral properties of HR4052

HR4052 belongs to spectral class K3

Absolute magnitude 0.27

Spectral Type K3

Color Index (B-V) 1.13

Temperature of HR4052 4451K

The red dot in the diagram below shows where HR4052 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4052. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4052

Henry Draper Catalogue HD89414

SAO Catalogue SAO27609

Hipparcos Catalogue HIP50635

Durchmusterung Catalogue BD+54 1367

FK5 Catalogue 2829

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In Evidence

Other stars in Ursa Major