HR2579

Below the horizon. Never rises today

Alt: -18.14° Az: 220.33° Direction: South-West

HR2579 is a double main-sequence star of spectral class B8 in the constellation of Puppis.

HR2579 visual magnitude is 6.46. Because of its faintness, HR2579 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 HR2579. The red arrow shows the motion of HR2579 during the next 100000 years (-8.33 arcmin in Right Ascension and 1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 53m 32s

Declination -44° 00’ 27”

Hour Angle 03h 55m 04s

Sideral Time 10h 48m 36s

J2000

Right Ascension 06h 52m 47s

Declination -43° 58’ 32”

Galactic Coordinates

Galactic Longitude 253.67°

Galactic Latitude -18.23°

Finder Chart

Simplified finder chart for HR2579.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.46

Class Main-sequence

Absolute magnitude 0.89

Spectral Type B8V

Color Index (B-V) -0.1

Temperature 11573K

The red dot in the diagram below shows where HR2579 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2579. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2579 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR2579 double sysyem:

Main star magnitude 6.46

Secondary star magnitude 12.46

Magnitude difference 6

Separation 10 arcsec

Distance, Radial Speed, Proper Motion

HR2579 is distant 423.93 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

Distance (parsec) 130.04

Distance (light year) 423.93

Radial Speed 26 km/s

Proper Motion RA -0.005 arcsec/y

Proper Motion Dec 0.001"/y

Alternative Designations

Henry Draper Catalogue HD50860

SAO Catalogue SAO218278

Hipparcos Catalogue HIP33015

Durchmusterung Catalogue CD-43 2756

Visibility from Your Location

HR2579 is currently not visible from Greenwich, UK

Set Location

Other stars in Puppis