HR2813

Below the horizon. Never rises today

Alt: -18.55° Az: 203.14° Direction: South-South-West

HR2813 is a double hypergiant star of spectral class F0 in the constellation of Carina.

HR2813 visual magnitude is 6.05. Because of its faintness, HR2813 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 HR2813. The red arrow shows the motion of HR2813 during the next 1000 years (-0.60 arcmin in Right Ascension and 2.23 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 20m 57s

Declination -52° 21’ 33”

Hour Angle 02h 30m 22s

Sideral Time 09h 51m 20s

J2000

Right Ascension 07h 20m 21s

Declination -52° 18’ 42”

Galactic Coordinates

Galactic Longitude 263.57°

Galactic Latitude -17°

Finder Chart

Simplified finder chart for HR2813.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.05

Class Hypergiant

Absolute magnitude 3.34

Spectral Type F0IV

Color Index (B-V) 0.42

Temperature 6776K

The red dot in the diagram below shows where HR2813 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2813. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2813 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 HR2813 double sysyem:

Main star magnitude 6.05

Secondary star magnitude 6.65

Magnitude difference 0.6

Separation 9.3 arcsec

Distance, Radial Speed, Proper Motion

HR2813 is distant 113.39 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

Distance (parsec) 34.78

Distance (light year) 113.39

Radial Speed 22 km/s

Proper Motion RA -0.036 arcsec/y

Proper Motion Dec 0.134"/y

Alternative Designations

Henry Draper Catalogue HD57852

SAO Catalogue SAO235110

Hipparcos Catalogue HIP35564

Durchmusterung Catalogue CP-52 1153

Visibility from Your Location

HR2813 is currently not visible from Greenwich, UK

Set Location

Other stars in Carina