53 Herculis

Altitude: 51.3° Azimuth: 102.6° Direction: East-South-East

53 Herculis is a double hypergiant star in the constellation of Hercules.

53 Herculis visual magnitude is 5.32. Because of its reltive faintness, 53 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 53 Herculis:

Color of 53 Herculis ⬤

Magnitude of 53 Herculis 5.32

Class Hypergiant

VISIBILITY RIGHT NOW

53 Herculis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 51.3°
Azimuth: 102.6°
Direction: East-South-East

Celestial coordinates and finder chart of 53 Herculis

53 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 53 Herculis are provided in the following table:

Right Ascension J2000 16h 52m 58s

Declination J2000 +31° 42’ 06”

Galactic Longitude 53.39°

Galactic Latitude 37.87°

Constellation Hercules

The simplified sky map below shows the position of 53 Herculis in the sky:

Simplified finder chart for 53 Herculis.

Visibility of 53 Herculis from your location

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

Today's 53 Herculis rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 58.3° RISE 2:32

Max altitude: 70.2° TRANSIT 11:52

Azimuth: 301.7° SET 21:13

Digitized Sky Survey image of 53 Herculis

The image below is a photograph of 53 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 53 Herculis is -0.091 arcsec per year in Right Ascension and -0.017 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of 53 Herculis. The red arrow shows the motion of 53 Herculis during the next 1000 years (-1.52 arcmin in Right Ascension and -0.28 arcmin in declination);

Distance of 53 Herculis from the Sun and relative movement

53 Herculis is distant 97.90 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

Distance (parsec) 30.03 pc

Distance (light year) 97.90 ly

Heliocentric radial velocity -22 km/s

Proper Motion RA -0.091 arcsec/year

Proper Motion Dec -0.017 arcsec/year

Spectral properties of 53 Herculis

53 Herculis belongs to spectral class F0 and has a luminosity class of V corresponding to a hypergiant star.

Absolute magnitude 2.93

Spectral Type F0V

Color Index (B-V) 0.29

Temperature of 53 Herculis 7526K

The red dot in the diagram below shows where 53 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 53 Herculis. Attribution: Richard Powell / CC BY-SA

53 Herculis star system properties

53 Herculis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 53 Herculis double sysyem:

Main star magnitude 5.32

Secondary star magnitude 12.02

Magnitude difference 6.7

Separation 70.9 arcsec

Alternative designations of 53 Herculis

Flamsteed designation 53 Herculis

Henry Draper Catalogue HD152598

SAO Catalogue SAO65627

Hipparcos Catalogue HIP82587

Durchmusterung Catalogue BD+31 2925

FK5 Catalogue 1441

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In Evidence

Other stars in Hercules