57 Herculis

Above the horizon. Rise: 10:22 | Tran: 18:45 | Set: 3:12

Alt: 59.20° Az: 140.03° Direction: South-East

57 Herculis is a giant star of spectral class G5 in the constellation of Hercules.

57 Herculis visual magnitude is 6.28. Because of its faintness, 57 Herculis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of 57 Herculis. The red arrow shows the motion of 57 Herculis during the next 10000 years (0.67 arcmin in Right Ascension and 2.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 16h 58m 31s

Declination +25° 18’ 57”

Hour Angle 22h 34m 39s

Sideral Time 15h 33m 10s

J2000

Right Ascension 16h 57m 30s

Declination +25° 21’ 10”

Galactic Coordinates

Galactic Longitude 46.01°

Galactic Latitude 35.36°

Finder Chart

Simplified finder chart for 57 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.28

Class Giant

Absolute magnitude 0.12

Spectral Type G5

Color Index (B-V) 0.9

Temperature 4996K

The red dot in the diagram below shows where 57 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 57 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

57 Herculis is distant 555.37 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 170.36

Distance (light year) 555.37

Radial Speed 9 km/s

Proper Motion RA 0.004 arcsec/y

Proper Motion Dec 0.013"/y

Alternative Designations

Flamsteed designation 57 Herculis

Henry Draper Catalogue HD153287

SAO Catalogue SAO84720

Hipparcos Catalogue HIP82987

Durchmusterung Catalogue BD+25 3166

Visibility from Your Location

Today's 57 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 64.7° RISE 10:22

Max altitude: 63.8° TRANSIT 18:45

Azimuth: 295.3° SET 3:12

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

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Location

Other stars in Hercules