Your guide to the Solar System and the night sky
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🌎  Greenwich, United Kingdom [change]

24 Hydrae

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

24 Hydrae visual magnitude is 5.47. Because of its reltive faintness, 24 Hydrae 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 24 Hydrae:

5.47
Giant
24 Hydrae is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 24 Hydrae

24 Hydrae is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 24 Hydrae are provided in the following table:

09h 16m 41s
-08° 44’ 40”
239.73°
26.85°
Hydra

The simplified sky map below shows the position of 24 Hydrae in the sky:

Finder chart 24 Hydrae star
Simplified finder chart for 24 Hydrae.

Visibility of 24 Hydrae from your location

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

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

Azimuth: 98.7°
Max altitude: 29.8°
Azimuth: 261.3°
24 Hydrae is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 24 Hydrae

The image below is a photograph of 24 Hydrae 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 24 Hydrae is -0.02 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 24 Hydrae star
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);

Distance of 24 Hydrae from the Sun and relative movement

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.

211.42 pc
689.22 ly
10 km/s
-0.02 arcsec/year
0.004 arcsec/year

Spectral properties of 24 Hydrae

24 Hydrae belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.

-1.16
B9III
11407K

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

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

Alternative designations of 24 Hydrae

SAO136728
SAO136728