Your guide to the Solar System and the night sky
Please donate now to help keep TheSkyLive ads-free. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]


HR5421 is a variable supergiant star in the constellation of Centaurus.

HR5421 visual magnitude is 6.93. Because of its reltive faintness, HR5421 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR5421:

HR5421 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR5421

HR5421 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5421 are provided in the following table:

14h 32m 32s
-56° 53’ 16”

The simplified sky map below shows the position of HR5421 in the sky:

Finder chart HR5421 star
Simplified finder chart for HR5421.

Visibility of HR5421 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR5421 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR5421

The image below is a photograph of HR5421 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR5421 is -0.027 arcsec per year in Right Ascension and -0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5421 star
DSS2 image of HR5421. The red arrow shows the motion of HR5421 during the next 10000 years (-4.50 arcmin in Right Ascension and -2.00 arcmin in declination);

Distance of HR5421 from the Sun and relative movement

HR5421 is distant 65,200.00 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

20,000.00 pc
65,200.00 ly
-22 km/s
-0.027 arcsec/year
-0.012 arcsec/year

Spectral properties of HR5421

HR5421 belongs to spectral class F5 and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where HR5421 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5421. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5421