111 Herculis is a multiple giant star in the constellation of Hercules.
111 Herculis visual magnitude is 4.36. Because of its moderate brightness, 111 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 111 Herculis:
Celestial coordinates and finder chart of 111 Herculis
111 Herculis 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 111 Herculis are provided in the following table:
The simplified sky map below shows the position of 111 Herculis in the sky:
Visibility of 111 Herculis from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's 111 Herculis rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of 111 Herculis
The image below is a photograph of 111 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 111 Herculis is 0.073 arcsec per year in Right Ascension and 0.116 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 111 Herculis from the Sun and relative movement
111 Herculis is distant 92.69 light years from the Sun and it is moving towards the Sun at the speed of 45 kilometers per second.
Spectral properties of 111 Herculis
111 Herculis belongs to spectral class A5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where 111 Herculis is situated in the Hertzsprung–Russell diagram.
111 Herculis star system properties
111 Herculis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 111 Herculis double sysyem: