HR8290

HR8290 is a hypergiant star in the constellation of Cygnus.

HR8290 visual magnitude is 6.2. Because of its reltive faintness, HR8290 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 HR8290:

Color of HR8290 ⬤

Magnitude of HR8290 6.2

Class Hypergiant

VISIBILITY RIGHT NOW HR8290 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 17°.

Celestial coordinates and finder chart of HR8290

HR8290 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 HR8290 are provided in the following table:

Right Ascension J2000 21h 40m 43s

Declination J2000 +54° 52’ 19”

Galactic Longitude 97.74°

Galactic Latitude 1.61°

Constellation Cygnus

The simplified sky map below shows the position of HR8290 in the sky:

Simplified finder chart for HR8290.

Visibility of HR8290 from your location

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

HR8290 is circumpolar and transits at 09:06 UTC (altitude: 86.6°)

Digitized Sky Survey image of HR8290

The image below is a photograph of HR8290 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 HR8290 is 0.01 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8290. The red arrow shows the motion of HR8290 during the next 10000 years (1.67 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of HR8290 from the Sun and relative movement

HR8290 is distant 702.59 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 215.52 pc

Distance (light year) 702.59 ly

Heliocentric radial velocity 4 km/s

Proper Motion RA 0.01 arcsec/year

Proper Motion Dec 0.005 arcsec/year

Spectral properties of HR8290

HR8290 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

Absolute magnitude -0.47

Spectral Type K0III

Color Index (B-V) 1.16

Temperature of HR8290 4389K

The red dot in the diagram below shows where HR8290 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8290. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8290

Henry Draper Catalogue HD206509

SAO Catalogue SAO33656

Hipparcos Catalogue HIP107041

Durchmusterung Catalogue BD+54 2595

FK5 Catalogue 3731

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Other stars in Cygnus