24 Hydrae

Below the horizon. Rise: 12:54 | Tran: 18:07 | Set: 23:20

Alt: -47.32° Az: 3.70° Direction: North

24 Hydrae is a giant star of spectral class B9 in the constellation of Hydra.

24 Hydrae visual magnitude is 5.47. Because of its faintness, 24 Hydrae 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 24 Hydrae. The red arrow shows the motion of 24 Hydrae during the next 10000 years (-3.33 arcmin in Right Ascension and 0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 09h 17m 55s

Declination -08° 51’ 06”

Hour Angle 12h 10m 08s

Sidereal Time 21h 28m 04s

J2000

Right Ascension 09h 16m 41s

Declination -08° 44’ 40”

Galactic Coordinates

Galactic Longitude 239.73°

Galactic Latitude 26.85°

Finder Chart

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Finder chart for 24 Hydrae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.47

Class Giant

Absolute magnitude -1.16

Spectral Type B9III

Color Index (B-V) -0.09

Temperature 11407K

The red dot in the diagram below shows where 24 Hydrae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 24 Hydrae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

24 Hydrae is distant 689.22 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 211.42

Distance (light year) 689.22

Radial Speed 10 km/s

Proper Motion RA -0.02 arcsec/y

Proper Motion Dec 0.004"/y

Alternative Designations

Flamsteed designation 24 Hydrae

Henry Draper Catalogue HD79931

SAO Catalogue SAO136728

Hipparcos Catalogue HIP45526

Durchmusterung Catalogue BD-08 2623

Visibility from Your Location

Today's 24 Hydrae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 98.9° RISE 12:54

Max altitude: 29.7° TRANSIT 18:07

Azimuth: 261.1° SET 23:20

Set Location

Other stars in Hydra