HR4191 is a multiple giant star in the constellation of Ursa Major.
HR4191 visual magnitude is 5.18. Because of its reltive faintness, HR4191 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 HR4191:
Celestial coordinates and finder chart of HR4191
HR4191 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 HR4191 are provided in the following table:
The simplified sky map below shows the position of HR4191 in the sky:
Visibility of HR4191 from your location
Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
HR4191 is circumpolar and transits at 22:19 UTC (altitude: 84.7°)
Digitized Sky Survey image of HR4191
The image below is a photograph of HR4191 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 HR4191 is -0.269 arcsec per year in Right Ascension and -0.066 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of HR4191 from the Sun and relative movement
HR4191 is distant 116.22 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.
Spectral properties of HR4191
HR4191 belongs to spectral class F5 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where HR4191 is situated in the Hertzsprung–Russell diagram.
HR4191 star system properties
HR4191 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4191 double sysyem: