HR2424

Below the horizon. Rise: 5:15 | Tran: 6:34 | Set: 7:54

Alt: -17.30° Az: 128.03° Direction: South-East

HR2424 is a multiple hypergiant star of spectral class A0 in the constellation of Columba.

HR2424 visual magnitude is 5.59. Because of its faintness, HR2424 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 HR2424. The red arrow shows the motion of HR2424 during the next 10000 years (-1.83 arcmin in Right Ascension and 3.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 06h 36m 15s

Declination -36° 48’ 05”

Hour Angle 19h 20m 20s

Sideral Time 01h 56m 36s

J2000

Right Ascension 06h 35m 24s

Declination -36° 46’ 48”

Galactic Coordinates

Galactic Longitude 245.35°

Galactic Latitude -18.84°

Finder Chart

Simplified finder chart for HR2424.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.59

Class Hypergiant

Absolute magnitude -0.66

Spectral Type A0V

Color Index (B-V) -0.14

Temperature 12293K

The red dot in the diagram below shows where HR2424 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2424. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR2424 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR2424 double sysyem:

Main star magnitude 5.59

Secondary star magnitude 6.39

Magnitude difference 0.8

Separation 1.5 arcsec

Distance, Radial Speed, Proper Motion

HR2424 is distant 580.07 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 177.94

Distance (light year) 580.07

Radial Speed 23 km/s

Proper Motion RA -0.011 arcsec/y

Proper Motion Dec 0.018"/y

Alternative Designations

Henry Draper Catalogue HD47144

SAO Catalogue SAO196978

Hipparcos Catalogue HIP31457

Durchmusterung Catalogue CD-36 3009

Visibility from Your Location

Today's HR2424 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.8° RISE 5:15

Max altitude: 1.7° TRANSIT 6:34

Azimuth: 233.2° SET 7:54

Set Location

Other stars in Columba