50 Herculis

50 Herculis is a giant star in the constellation of Hercules.

50 Herculis visual magnitude is 5.72. Because of its reltive faintness, 50 Herculis 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 50 Herculis:

Color of 50 Herculis ⬤

Magnitude of 50 Herculis 5.72

Class Giant

VISIBILITY RIGHT NOW 50 Herculis is above the horizon from Greenwich, United Kingdom [change]. Altitude: 11°.

Celestial coordinates and finder chart of 50 Herculis

50 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 50 Herculis are provided in the following table:

Right Ascension J2000 16h 50m 39s

Declination J2000 +29° 48’ 24”

Galactic Longitude 50.91°

Galactic Latitude 37.96°

Constellation Hercules

The simplified sky map below shows the position of 50 Herculis in the sky:

Simplified finder chart for 50 Herculis.

Visibility of 50 Herculis from your location

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

Today's 50 Herculis rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.2° RISE 20:08

Max altitude: 68.3° TRANSIT 5:13

Azimuth: 299.8° SET 14:14

RIGHT NOW 50 Herculis is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 50 Herculis

The image below is a photograph of 50 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 50 Herculis is -0.005 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of 50 Herculis. The red arrow shows the motion of 50 Herculis during the next 100000 years (-8.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of 50 Herculis from the Sun and relative movement

50 Herculis is distant 923.51 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 283.29 pc

Distance (light year) 923.51 ly

Heliocentric radial velocity -10 km/s

Proper Motion RA -0.005 arcsec/year

Spectral properties of 50 Herculis

50 Herculis belongs to spectral class M1 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -1.54

Spectral Type M1III

Color Index (B-V) 1.6

Temperature of 50 Herculis 3649K

The red dot in the diagram below shows where 50 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 50 Herculis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 50 Herculis

Flamsteed designation 50 Herculis

Henry Draper Catalogue HD152173

SAO Catalogue SAO84641

Hipparcos Catalogue HIP82422

Durchmusterung Catalogue BD+30 2884

FK5 Catalogue 3339

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In Evidence

Other stars in Hercules