15 Hydrae is a variable and multiple star in the constellation of Hydra.
15 Hydrae visual magnitude is 5.54. Because of its reltive faintness, 15 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 15 Hydrae:
Celestial coordinates and finder chart of 15 Hydrae
15 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 15 Hydrae are provided in the following table:
The simplified sky map below shows the position of 15 Hydrae in the sky:
Visibility of 15 Hydrae from your location
Digitized Sky Survey image of 15 Hydrae
The image below is a photograph of 15 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 15 Hydrae is -0.044 arcsec per year in Right Ascension and 0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 15 Hydrae from the Sun and relative movement
15 Hydrae is distant 488.02 light years from the Sun and it is moving far from the Sun at the speed of 37 kilometers per second.
Spectral properties of 15 Hydrae
15 Hydrae belongs to spectral class A4
The red dot in the diagram below shows where 15 Hydrae is situated in the Hertzsprung–Russell diagram.
15 Hydrae star system properties
15 Hydrae is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the 15 Hydrae double sysyem: