104 Herculis is a variable giant star in the constellation of Hercules.
104 Herculis visual magnitude is 4.97. Because of its moderate brightness, 104 Herculis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about 104 Herculis:
Celestial coordinates and finder chart of 104 Herculis
104 Herculis is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 104 Herculis are provided in the following table:
The simplified sky map below shows the position of 104 Herculis in the sky:
Visibility of 104 Herculis from your location
Digitized Sky Survey image of 104 Herculis
The image below is a photograph of 104 Herculis 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 104 Herculis is -0.013 arcsec per year in Right Ascension and 0.03 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 104 Herculis from the Sun and relative movement
104 Herculis is distant 601.48 light years from the Sun
Spectral properties of 104 Herculis
104 Herculis belongs to spectral class M3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where 104 Herculis is situated in the Hertzsprung–Russell diagram.