HR1820

Below the horizon. Rise: 8:23 | Tran: 14:27 | Set: 20:32

Alt: -31.66° Az: 35.11° Direction: North-East

HR1820 is a main-sequence star of spectral class B2 in the constellation of Orion.

HR1820 visual magnitude is 6.41. Because of its faintness, HR1820 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR1820. The red arrow shows the motion of HR1820 during the next 10000 years (3.00 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 05h 29m 20s

Declination +01° 19’ 03”

Hour Angle 13h 57m 15s

Sidereal Time 19h 26m 36s

J2000

Right Ascension 05h 28m 01s

Declination +01° 17’ 53”

Galactic Coordinates

Galactic Longitude 201.88°

Galactic Latitude -17.84°

Finder Chart

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Finder chart for HR1820.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.41

Class Main-sequence

Absolute magnitude -1.35

Spectral Type B2V

Color Index (B-V) -0.18

Temperature 13121K

The red dot in the diagram below shows where HR1820 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1820. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

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.

Distance (parsec) 355.87

Distance (light year) 1,160.14

Radial Speed 34 km/s

Proper Motion RA 0.018 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Henry Draper Catalogue HD35912

SAO Catalogue SAO112794

Hipparcos Catalogue HIP25582

Durchmusterung Catalogue BD+01 1021

Visibility from Your Location

Today's HR1820 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 88.7° RISE 8:23

Max altitude: 39.8° TRANSIT 14:27

Azimuth: 271.3° SET 20:32

Set Location

Other stars in Orion