HR8206

HR8206 is a variable and double star in the constellation of Cygnus.

HR8206 visual magnitude is 6.58. Because of its reltive faintness, HR8206 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 HR8206:

Color of HR8206 ⬤

Magnitude of HR8206 6.58

Class

VISIBILITY RIGHT NOW HR8206 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 82°.

Celestial coordinates and finder chart of HR8206

HR8206 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 HR8206 are provided in the following table:

Right Ascension J2000 21h 24m 55s

Declination J2000 +49° 19’ 23”

Galactic Longitude 92.2°

Galactic Latitude -0.82°

Constellation Cygnus

The simplified sky map below shows the position of HR8206 in the sky:

Simplified finder chart for HR8206.

Visibility of HR8206 from your location

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

HR8206 is circumpolar and transits at 09:06 UTC (altitude: 87.8°)

Digitized Sky Survey image of HR8206

The image below is a photograph of HR8206 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 HR8206 is -0.015 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8206. The red arrow shows the motion of HR8206 during the next 10000 years (-2.50 arcmin in Right Ascension and -1.17 arcmin in declination);

Distance of HR8206 from the Sun and relative movement

HR8206 is distant 568.94 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 174.52 pc

Distance (light year) 568.94 ly

Heliocentric radial velocity 1 km/s

Proper Motion RA -0.015 arcsec/year

Proper Motion Dec -0.007 arcsec/year

Spectral properties of HR8206

HR8206 belongs to spectral class B9 HR8206 is also a SiCrSr chemically peculiar star.

Absolute magnitude 0.37

Spectral Type B9

Color Index (B-V) -0.03

Temperature of HR8206 10516K

The red dot in the diagram below shows where HR8206 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8206. Attribution: Richard Powell / CC BY-SA

HR8206 star system properties

HR8206 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR8206 double sysyem:

Main star magnitude 6.58

Secondary star magnitude 12.48

Magnitude difference 5.9

Separation 20.3 arcsec

Alternative designations of HR8206

Henry Draper Catalogue HD204131

SAO Catalogue SAO50817

Hipparcos Catalogue HIP105733

Durchmusterung Catalogue BD+48 3376

General Catalogue of Variable Stars V1934 Cyg

Aitken Double Star Catalogue ADS14962

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Other stars in Cygnus