HR991 is a bright giant star in the constellation of Perseus.
HR991 visual magnitude is 4.82. Because of its moderate brightness, HR991 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 HR991:
HR991 is below the horizon from Greenwich, United Kingdom .
Celestial coordinates and finder chart of HR991
HR991 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 HR991 are provided in the following table:
The simplified sky map below shows the position of HR991 in the sky:
Visibility of HR991 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR991 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 HR991
The image below is a photograph of HR991 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 HR991 is 0.003 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of HR991 from the Sun and relative movement
HR991 is distant 1,475.11 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.
Spectral properties of HR991
HR991 belongs to spectral class K2 and has a luminosity class of II corresponding to a bright giant star.
The red dot in the diagram below shows where HR991 is situated in the Hertzsprung–Russell diagram.