19 Ophiuchi is a variable and multiple main-sequence star in the constellation of Ophiuchus.
19 Ophiuchi visual magnitude is 6.1. Because of its reltive faintness, 19 Ophiuchi 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 19 Ophiuchi:
Celestial coordinates and finder chart of 19 Ophiuchi
19 Ophiuchi 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 19 Ophiuchi are provided in the following table:
The simplified sky map below shows the position of 19 Ophiuchi in the sky:
Visibility of 19 Ophiuchi from your location
Digitized Sky Survey image of 19 Ophiuchi
The image below is a photograph of 19 Ophiuchi 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 19 Ophiuchi is -0.01 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 19 Ophiuchi from the Sun and relative movement
19 Ophiuchi is distant 492.45 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.
Spectral properties of 19 Ophiuchi
19 Ophiuchi belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 19 Ophiuchi is situated in the Hertzsprung–Russell diagram.
19 Ophiuchi star system properties
19 Ophiuchi is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 19 Ophiuchi double sysyem: