HR4195

HR4195 is a variable bright giant star in the constellation of Ursa Major.

HR4195 visual magnitude is 6. Because of its reltive faintness, HR4195 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 HR4195:

Color of HR4195 ⬤

Magnitude of HR4195 6

Class Bright giant

VISIBILITY RIGHT NOW HR4195 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 58°.

Celestial coordinates and finder chart of HR4195

HR4195 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4195 are provided in the following table:

Right Ascension J2000 10h 45m 03s

Declination J2000 +67° 24’ 41”

Galactic Longitude 139.59°

Galactic Latitude 45.41°

Constellation Ursa Major

The simplified sky map below shows the position of HR4195 in the sky:

Simplified finder chart for HR4195.

Visibility of HR4195 from your location

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

HR4195 is circumpolar and transits at 22:36 UTC (altitude: 74.1°)

Digitized Sky Survey image of HR4195

The image below is a photograph of HR4195 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 HR4195 is 0.005 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR4195. The red arrow shows the motion of HR4195 during the next 100000 years (8.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR4195 from the Sun and relative movement

HR4195 is distant 1,131.94 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 347.22 pc

Distance (light year) 1,131.94 ly

Heliocentric radial velocity -5 km/s

Proper Motion RA 0.005 arcsec/year

Proper Motion Dec -0.001 arcsec/year

Spectral properties of HR4195

HR4195 belongs to spectral class C5 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude -1.70

Spectral Type C5II

Color Index (B-V) 2.39

Temperature of HR4195 2812K

The red dot in the diagram below shows where HR4195 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4195. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4195

Henry Draper Catalogue HD92839

SAO Catalogue SAO15274

Hipparcos Catalogue HIP52577

Durchmusterung Catalogue BD+68 617

General Catalogue of Variable Stars VY UMa

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In Evidence

Other stars in Ursa Major