HR8237

HR8237 is a main-sequence star in the constellation of Cygnus.

HR8237 visual magnitude is 6.02. Because of its reltive faintness, HR8237 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 HR8237:

Color of HR8237 ⬤

Magnitude of HR8237 6.02

Class Main-sequence

VISIBILITY RIGHT NOW HR8237 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 41°.

Celestial coordinates and finder chart of HR8237

HR8237 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 HR8237 are provided in the following table:

Right Ascension J2000 21h 30m 20s

Declination J2000 +52° 57’ 29”

Galactic Longitude 95.32°

Galactic Latitude 1.22°

Constellation Cygnus

The simplified sky map below shows the position of HR8237 in the sky:

Simplified finder chart for HR8237.

Visibility of HR8237 from your location

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

HR8237 is circumpolar and transits at 09:20 UTC (altitude: 88.5°)

Digitized Sky Survey image of HR8237

The image below is a photograph of HR8237 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 HR8237 is 0.024 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR8237. The red arrow shows the motion of HR8237 during the next 10000 years (4.00 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR8237 from the Sun and relative movement

HR8237 is distant 479.41 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

Distance (parsec) 147.06 pc

Distance (light year) 479.41 ly

Heliocentric radial velocity -17 km/s

Proper Motion RA 0.024 arcsec/year

Proper Motion Dec 0.015 arcsec/year

Spectral properties of HR8237

HR8237 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.18

Spectral Type A2V

Color Index (B-V) 0.08

Temperature of HR8237 9226K

The red dot in the diagram below shows where HR8237 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8237. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8237

Henry Draper Catalogue HD204965

SAO Catalogue SAO33477

Hipparcos Catalogue HIP106171

Durchmusterung Catalogue BD+52 2957

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Other stars in Cygnus