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🌎  Greenwich, United Kingdom [change]

HR5155

HR5155 is a hypergiant star in the constellation of Centaurus.

HR5155 visual magnitude is 5.98. Because of its reltive faintness, HR5155 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 HR5155:

5.98
Hypergiant
HR5155 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR5155

HR5155 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 HR5155 are provided in the following table:

13h 42m 55s
-41° 24’ 03”
313.2°
20.44°
Centaurus

The simplified sky map below shows the position of HR5155 in the sky:

Finder chart HR5155 star
Simplified finder chart for HR5155.

Visibility of HR5155 from your location

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

HR5155 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR5155

The image below is a photograph of HR5155 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 HR5155 is -0.059 arcsec per year in Right Ascension and -0.049 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5155 star
DSS2 image of HR5155. The red arrow shows the motion of HR5155 during the next 10000 years (-9.83 arcmin in Right Ascension and -8.17 arcmin in declination);

Distance of HR5155 from the Sun and relative movement

HR5155 is distant 352.43 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

108.11 pc
352.43 ly
28 km/s
-0.059 arcsec/year
-0.049 arcsec/year

Spectral properties of HR5155

HR5155 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.81
K0III
4695K

The red dot in the diagram below shows where HR5155 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5155. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5155

SAO224359
SAO224359