χ Herculis (chi Herculis)

χ Herculis is a main-sequence star in the constellation of Hercules.

χ Herculis visual magnitude is 4.62. Because of its moderate brightness, χ Herculis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about χ Herculis:

Color of χ Herculis ⬤

Magnitude of χ Herculis 4.62

Class Main-sequence

VISIBILITY RIGHT NOW χ Herculis (chi Herculis) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 38°.

Celestial coordinates and finder chart of χ Herculis

χ Herculis 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 χ Herculis are provided in the following table:

Right Ascension J2000 15h 52m 40s

Declination J2000 +42° 27’ 06”

Galactic Longitude 67.68°

Galactic Latitude 50.33°

Constellation Hercules

The simplified sky map below shows the position of χ Herculis in the sky:

Finder chart χ Herculis (chi Herculis) star

Simplified finder chart for χ Herculis (chi Herculis).

Visibility of χ Herculis from your location

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

χ Herculis (chi Herculis) is circumpolar and transits at 04:02 UTC (altitude: 81.0°)

Digitized Sky Survey image of χ Herculis

The image below is a photograph of χ Herculis 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 χ Herculis is 0.44 arcsec per year in Right Ascension and 0.632 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of χ Herculis. The red arrow shows the motion of χ Herculis during the next 1000 years (7.33 arcmin in Right Ascension and 10.53 arcmin in declination);

Distance of χ Herculis from the Sun and relative movement

χ Herculis is distant 51.68 light years from the Sun and it is moving towards the Sun at the speed of 55 kilometers per second.

Distance (parsec) 15.85 pc

Distance (light year) 51.68 ly

Heliocentric radial velocity -55 km/s

Proper Motion RA 0.44 arcsec/year

Proper Motion Dec 0.632 arcsec/year

Spectral properties of χ Herculis

χ Herculis belongs to spectral class F8 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 3.62

Spectral Type F8V

Color Index (B-V) 0.56

Temperature of χ Herculis 6129K

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

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

Alternative designations of χ Herculis

Bayer designation χ Herculis
(chi Herculis)

Flamsteed designation 1 Herculis

Henry Draper Catalogue HD142373

SAO Catalogue SAO45772

Hipparcos Catalogue HIP77760

Durchmusterung Catalogue BD+42 2648

Gliese Catalogue Gl 602

FK5 Catalogue 1416

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In Evidence

Other stars in Hercules