HR4409

Below the horizon. Rise: 19:19 | Tran: 20:51 | Set: 22:23

Alt: -7.31° Az: 217.35° Direction: South-West

HR4409 is a double hypergiant star of spectral class K0 in the constellation of Centaurus.

HR4409 visual magnitude is 5.22. Because of its faintness, HR4409 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 HR4409. The red arrow shows the motion of HR4409 during the next 1000 years (-1.88 arcmin in Right Ascension and 0.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 11h 26m 43s

Declination -36° 12’ 09”

Hour Angle 03h 12m 53s

Sidereal Time 14h 39m 37s

J2000

Right Ascension 11h 25m 29s

Declination -36° 03’ 47”

Galactic Coordinates

Galactic Longitude 284.08°

Galactic Latitude 23.64°

Finder Chart

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Finder chart for HR4409.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.22

Class Hypergiant

Absolute magnitude 0.55

Spectral Type K0III

Color Index (B-V) 0.99

Temperature 4767K

The red dot in the diagram below shows where HR4409 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4409. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4409 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR4409 double sysyem:

Main star magnitude 5.22

Secondary star magnitude 9.82

Magnitude difference 4.6

Separation 1.3 arcsec

Distance, Radial Speed, Proper Motion

HR4409 is distant 280.07 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 85.91

Distance (light year) 280.07

Radial Speed 4 km/s

Proper Motion RA -0.113 arcsec/y

Proper Motion Dec 0.02"/y

Alternative Designations

Henry Draper Catalogue HD99322

SAO Catalogue SAO202428

Hipparcos Catalogue HIP55756

Durchmusterung Catalogue CD-35 7189

Visibility from Your Location

Today's HR4409 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 126.2° RISE 19:19

Max altitude: 2.3° TRANSIT 20:51

Azimuth: 233.8° SET 22:23

Set Location

Other stars in Centaurus