9 Herculis

Below the horizon. Rise: 17:21 | Tran: 23:44 | Set: 6:11

Alt: -3.12° Az: 281.97° Direction: West-North-West

9 Herculis is a giant star of spectral class K5 in the constellation of Hercules.

9 Herculis visual magnitude is 5.48. Because of its faintness, 9 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 9 Herculis. The red arrow shows the motion of 9 Herculis during the next 10000 years (6.67 arcmin in Right Ascension and -1.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 16h 14m 31s

Declination +04° 57’ 28”

Hour Angle 06h 45m 21s

Sidereal Time 22h 59m 52s

J2000

Right Ascension 16h 13m 15s

Declination +05° 01’ 15”

Galactic Coordinates

Galactic Longitude 17.55°

Galactic Latitude 37.18°

Finder Chart

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Finder chart for 9 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.48

Class Giant

Absolute magnitude -0.09

Spectral Type K5

Color Index (B-V) 1.47

Temperature 3839K

The red dot in the diagram below shows where 9 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 9 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

9 Herculis is distant 424.48 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

Distance (parsec) 130.21

Distance (light year) 424.48

Radial Speed -2 km/s

Proper Motion RA 0.04 arcsec/y

Proper Motion Dec -0.007"/y

Alternative Designations

Flamsteed designation 9 Herculis

Henry Draper Catalogue HD145892

SAO Catalogue SAO121431

Hipparcos Catalogue HIP79488

Durchmusterung Catalogue BD+05 3165

FK5 Catalogue 3283

Visibility from Your Location

Today's 9 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 85.0° RISE 17:21

Max altitude: 43.5° TRANSIT 23:44

Azimuth: 275.0° SET 6:11

Set Location

Other stars in Hercules