HR3922

HR3922 is a giant star in the constellation of Ursa Major.

HR3922 visual magnitude is 5.93. Because of its reltive faintness, HR3922 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 HR3922:

Color of HR3922 ⬤

Magnitude of HR3922 5.93

Class Giant

VISIBILITY RIGHT NOW HR3922 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 27°.

Celestial coordinates and finder chart of HR3922

HR3922 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 HR3922 are provided in the following table:

Right Ascension J2000 09h 57m 13s

Declination J2000 +57° 25’ 05”

Galactic Longitude 155.9°

Galactic Latitude 47.02°

Constellation Ursa Major

The simplified sky map below shows the position of HR3922 in the sky:

Simplified finder chart for HR3922.

Visibility of HR3922 from your location

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

HR3922 is circumpolar and transits at 21:33 UTC (altitude: 84.1°)

Digitized Sky Survey image of HR3922

The image below is a photograph of HR3922 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 HR3922 is 0.032 arcsec per year in Right Ascension and -0.059 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR3922. The red arrow shows the motion of HR3922 during the next 10000 years (5.33 arcmin in Right Ascension and -9.83 arcmin in declination);

Distance of HR3922 from the Sun and relative movement

HR3922 is distant 466.38 light years from the Sun and it is moving towards the Sun at the speed of 44 kilometers per second.

Distance (parsec) 143.06 pc

Distance (light year) 466.38 ly

Heliocentric radial velocity -44 km/s

Proper Motion RA 0.032 arcsec/year

Proper Motion Dec -0.059 arcsec/year

Spectral properties of HR3922

HR3922 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.15

Spectral Type G5III

Color Index (B-V) 0.89

Temperature of HR3922 5023K

The red dot in the diagram below shows where HR3922 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3922. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3922

Henry Draper Catalogue HD85945

SAO Catalogue SAO27438

Hipparcos Catalogue HIP48802

Durchmusterung Catalogue BD+58 1224

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In Evidence

Other stars in Ursa Major