HR8844

HR8844 is a hypergiant star in the constellation of Cepheus.

HR8844 visual magnitude is 5.84. Because of its reltive faintness, HR8844 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 HR8844:

Color of HR8844 ⬤

Magnitude of HR8844 5.84

Class Hypergiant

VISIBILITY RIGHT NOW HR8844 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 64°.

Celestial coordinates and finder chart of HR8844

HR8844 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 HR8844 are provided in the following table:

Right Ascension J2000 23h 14m 37s

Declination J2000 +74° 13’ 51”

Galactic Longitude 116.38°

Galactic Latitude 12.61°

Constellation Cepheus

The simplified sky map below shows the position of HR8844 in the sky:

Simplified finder chart for HR8844.

Visibility of HR8844 from your location

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

HR8844 is circumpolar and transits at 10:36 UTC (altitude: 67.2°)

Digitized Sky Survey image of HR8844

The image below is a photograph of HR8844 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 HR8844 is 0.048 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8844. The red arrow shows the motion of HR8844 during the next 10000 years (8.00 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR8844 from the Sun and relative movement

HR8844 is distant 455.31 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 139.66 pc

Distance (light year) 455.31 ly

Heliocentric radial velocity -3 km/s

Proper Motion RA 0.048 arcsec/year

Proper Motion Dec 0.006 arcsec/year

Spectral properties of HR8844

HR8844 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.

Absolute magnitude 0.11

Spectral Type A0V

Color Index (B-V)

Temperature of HR8844 10125K

The red dot in the diagram below shows where HR8844 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8844. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8844

Henry Draper Catalogue HD219485

SAO Catalogue SAO10664

Hipparcos Catalogue HIP114745

Durchmusterung Catalogue BD+73 1023

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In Evidence

Other stars in Cepheus