HR1682

Below the horizon. Never rises today

Alt: -52.91° Az: 199.06° Direction: South-West

HR1682 is a double giant star of spectral class K5 in the constellation of Mensa.

HR1682 visual magnitude is 6.29. Because of its faintness, HR1682 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 HR1682. The red arrow shows the motion of HR1682 during the next 10000 years (-3.83 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 04h 58m 53s

Declination -78° 15’ 47”

Hour Angle 06h 57m 50s

Sidereal Time 11h 56m 43s

J2000

Right Ascension 05h 00m 13s

Declination -78° 18’ 01”

Galactic Coordinates

Galactic Longitude 290.71°

Galactic Latitude -32.05°

Finder Chart

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Finder chart for HR1682.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.29

Class Giant

Absolute magnitude -1.30

Spectral Type K5III

Color Index (B-V) 1.51

Temperature 3779K

The red dot in the diagram below shows where HR1682 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1682. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1682 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR1682 double sysyem:

Main star magnitude 6.29

Secondary star magnitude 10.29

Magnitude difference 4

Separation 46.4 arcsec

Distance, Radial Speed, Proper Motion

HR1682 is distant 1,072.37 light years from the Sun

Distance (parsec) 328.95

Distance (light year) 1,072.37

Proper Motion RA -0.023 arcsec/y

Proper Motion Dec -0.012"/y

Alternative Designations

Henry Draper Catalogue HD33519

SAO Catalogue SAO256153

Hipparcos Catalogue HIP23251

Durchmusterung Catalogue CP-78 165

Visibility from Your Location

HR1682 is currently not visible from Greenwich, UK

Set Location

Other stars in Mensa