Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project, thank you!
🌎  Greenwich, United Kingdom [change]


HR6547 is a hypergiant star in the constellation of Ara.

HR6547 visual magnitude is 5.93. Because of its reltive faintness, HR6547 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 HR6547:

HR6547 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6547

HR6547 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 HR6547 are provided in the following table:

17h 37m 27s
-50° 03’ 36”

The simplified sky map below shows the position of HR6547 in the sky:

Finder chart HR6547 star
Simplified finder chart for HR6547.

Visibility of HR6547 from your location

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

HR6547 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR6547

The image below is a photograph of HR6547 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 HR6547 is -0.009 arcsec per year in Right Ascension and -0.099 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR6547 star
DSS2 image of HR6547. The red arrow shows the motion of HR6547 during the next 1000 years (-0.15 arcmin in Right Ascension and -1.65 arcmin in declination);

Distance of HR6547 from the Sun and relative movement

HR6547 is distant 345.71 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

106.04 pc
345.71 ly
3 km/s
-0.009 arcsec/year
-0.099 arcsec/year

Spectral properties of HR6547

HR6547 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR6547 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6547. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6547