HR4436

HR4436 is a giant star in the constellation of Ursa Major.

HR4436 visual magnitude is 6.56. Because of its reltive faintness, HR4436 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 HR4436:

Color of HR4436 ⬤

Magnitude of HR4436 6.56

Class Giant

VISIBILITY RIGHT NOW HR4436 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 42°.

Celestial coordinates and finder chart of HR4436

HR4436 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 HR4436 are provided in the following table:

Right Ascension J2000 11h 31m 10s

Declination J2000 +48° 47’ 21”

Galactic Longitude 153.2°

Galactic Latitude 63.35°

Constellation Ursa Major

The simplified sky map below shows the position of HR4436 in the sky:

Simplified finder chart for HR4436.

Visibility of HR4436 from your location

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

HR4436 is circumpolar and transits at 23:22 UTC (altitude: 87.3°)

Digitized Sky Survey image of HR4436

The image below is a photograph of HR4436 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 HR4436 is -0.03 arcsec per year in Right Ascension and -0.04 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR4436. The red arrow shows the motion of HR4436 during the next 10000 years (-5.00 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of HR4436 from the Sun and relative movement

HR4436 is distant 469.74 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

Distance (parsec) 144.09 pc

Distance (light year) 469.74 ly

Heliocentric radial velocity 6 km/s

Proper Motion RA -0.03 arcsec/year

Proper Motion Dec -0.04 arcsec/year

Spectral properties of HR4436

HR4436 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude 0.77

Spectral Type G9III

Color Index (B-V) 0.93

Temperature of HR4436 4917K

The red dot in the diagram below shows where HR4436 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4436. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4436

Henry Draper Catalogue HD100055

SAO Catalogue SAO43793

Hipparcos Catalogue HIP56194

Durchmusterung Catalogue BD+49 2062

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In Evidence

Other stars in Ursa Major