78 Ursae Majoris
78 Ursae Majoris is a variable and double main-sequence star in the constellation of Ursa Major.
78 Ursae Majoris visual magnitude is 4.93. Because of its moderate brightness, 78 Ursae Majoris 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 78 Ursae Majoris:
Celestial coordinates and finder chart of 78 Ursae Majoris
78 Ursae Majoris 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 78 Ursae Majoris are provided in the following table:
The simplified sky map below shows the position of 78 Ursae Majoris in the sky:
Visibility of 78 Ursae Majoris from your location
78 Ursae Majoris is circumpolar and transits at 13:01 UTC (altitude: 85.1°)
Digitized Sky Survey image of 78 Ursae Majoris
The image below is a photograph of 78 Ursae Majoris 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 78 Ursae Majoris is 0.114 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 78 Ursae Majoris from the Sun and relative movement
78 Ursae Majoris is distant 81.38 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.
Spectral properties of 78 Ursae Majoris
78 Ursae Majoris belongs to spectral class F2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 78 Ursae Majoris is situated in the Hertzsprung–Russell diagram.
78 Ursae Majoris star system properties
78 Ursae Majoris is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the 78 Ursae Majoris double sysyem: