HR8023

HR8023 is a main-sequence star in the constellation of Cygnus.

HR8023 visual magnitude is 5.96. Because of its reltive faintness, HR8023 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 HR8023:

Color of HR8023 ⬤

Magnitude of HR8023 5.96

Class Main-sequence

VISIBILITY RIGHT NOW HR8023 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 10°.

Celestial coordinates and finder chart of HR8023

HR8023 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 HR8023 are provided in the following table:

Right Ascension J2000 20h 56m 34s

Declination J2000 +44° 55’ 29”

Galactic Longitude 85.7°

Galactic Latitude -0.3°

Constellation Cygnus

The simplified sky map below shows the position of HR8023 in the sky:

Simplified finder chart for HR8023.

Visibility of HR8023 from your location

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

HR8023 is circumpolar and transits at 04:15 UTC (altitude: 83.4°)

Digitized Sky Survey image of HR8023

The image below is a photograph of HR8023 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 HR8023 is -0.005 arcsec per year in Right Ascension and 0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR8023. The red arrow shows the motion of HR8023 during the next 100000 years (-8.33 arcmin in Right Ascension and 13.33 arcmin in declination);

Distance of HR8023 from the Sun and relative movement

HR8023 is distant 3,927.71 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 1,204.82 pc

Distance (light year) 3,927.71 ly

Heliocentric radial velocity -6 km/s

Proper Motion RA -0.005 arcsec/year

Proper Motion Dec 0.008 arcsec/year

Spectral properties of HR8023

HR8023 belongs to spectral class O6 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -4.44

Spectral Type O6V

Color Index (B-V) 0.05

Temperature of HR8023 9542K

The red dot in the diagram below shows where HR8023 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8023. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8023

Henry Draper Catalogue HD199579

SAO Catalogue SAO50263

Hipparcos Catalogue HIP103371

Durchmusterung Catalogue BD+44 3639

In Evidence

Other stars in Cygnus