HR1820
HR1820 is a main-sequence star in the constellation of Orion.
HR1820 visual magnitude is 6.41. Because of its reltive faintness, HR1820 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.
The proper motion of HR1820 is 0.018 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Key facts about HR1820
HR1820 is below the horizon from Greenwich, United Kingdom .
Altitude: -35.5°
Azimuth: 340.0°
Direction: North-North-West
Celestial coordinates and finder chart of HR1820
HR1820 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 HR1820 are provided in the following table:
The simplified sky map below shows the position of HR1820 in the sky:
Visibility of HR1820 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's HR1820 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Distance of HR1820 from the Sun and relative movement
HR1820 is distant 1,160.14 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.
Spectral properties of HR1820
HR1820 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR1820 is situated in the Hertzsprung–Russell diagram.