89 Herculis

Above the horizon. Rise: 9:20 | Tran: 17:49 | Set: 2:21

Alt: 45.18° Az: 105.30° Direction: East-South-East

89 Herculis is a variable supergiant star of spectral class F2 in the constellation of Hercules.

89 Herculis visual magnitude is 5.46. Because of its faintness, 89 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 89 Herculis. The red arrow shows the motion of 89 Herculis during the next 100000 years (6.67 arcmin in Right Ascension and 10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 56m 25s

Declination +26° 02’ 51”

Hour Angle 20h 43m 16s

Sideral Time 14h 39m 41s

J2000

Right Ascension 17h 55m 25s

Declination +26° 03’ 00”

Galactic Coordinates

Galactic Longitude 51.43°

Galactic Latitude 23.19°

Finder Chart

Simplified finder chart for 89 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.46

Class Supergiant

Absolute magnitude -4.50

Spectral Type F2I

Color Index (B-V) 0.34

Temperature 7217K

The red dot in the diagram below shows where 89 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 89 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

89 Herculis is distant 3,196.08 light years from the Sun and it is moving towards the Sun at the speed of 29 kilometers per second.

Distance (parsec) 980.39

Distance (light year) 3,196.08

Radial Speed -29 km/s

Proper Motion RA 0.004 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Flamsteed designation 89 Herculis

Henry Draper Catalogue HD163506

SAO Catalogue SAO85545

Hipparcos Catalogue HIP87747

Durchmusterung Catalogue BD+26 3120

FK5 Catalogue 1468

General Catalogue of Variable Stars V441 Her

Visibility from Your Location

Today's 89 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 64.0° RISE 9:20

Max altitude: 64.6° TRANSIT 17:49

Azimuth: 296.0° SET 2:21

Set Location

Other stars in Hercules