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🌎  Greenwich, United Kingdom [change]

HR4941

HR4941 is a variable hypergiant star in the constellation of Centaurus.

HR4941 visual magnitude is 5.59. Because of its reltive faintness, HR4941 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 HR4941:

5.59
Hypergiant
HR4941 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4941

HR4941 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 HR4941 are provided in the following table:

13h 06m 35s
-41° 35’ 18”
305.97°
21.19°
Centaurus

The simplified sky map below shows the position of HR4941 in the sky:

Finder chart HR4941 star
Simplified finder chart for HR4941.

Visibility of HR4941 from your location

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

HR4941 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4941

The image below is a photograph of HR4941 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 HR4941 is 0.046 arcsec per year in Right Ascension and -0.017 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4941 star
DSS2 image of HR4941. The red arrow shows the motion of HR4941 during the next 10000 years (7.67 arcmin in Right Ascension and -2.83 arcmin in declination);

Distance of HR4941 from the Sun and relative movement

HR4941 is distant 338.88 light years from the Sun and it is moving far from the Sun at the speed of 2 kilometers per second.

103.95 pc
338.88 ly
2 km/s
0.046 arcsec/year
-0.017 arcsec/year

Spectral properties of HR4941

HR4941 belongs to spectral class K0 and has a luminosity class of II corresponding to a hypergiant star.

0.51
K0II
4626K

The red dot in the diagram below shows where HR4941 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4941. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4941

SAO223905
SAO223905