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🌎  Greenwich, United Kingdom [change]

HR4980

HR4980 is a double hypergiant star in the constellation of Centaurus.

HR4980 visual magnitude is 6.16. Because of its reltive faintness, HR4980 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 HR4980:

6.16
Hypergiant
HR4980 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4980

HR4980 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 HR4980 are provided in the following table:

13h 12m 56s
-59° 49’ 00”
305.63°
2.94°
Centaurus

The simplified sky map below shows the position of HR4980 in the sky:

Finder chart HR4980 star
Simplified finder chart for HR4980.

Visibility of HR4980 from your location

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

HR4980 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4980

The image below is a photograph of HR4980 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 HR4980 is 0.014 arcsec per year in Right Ascension and -0.107 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4980 star
DSS2 image of HR4980. The red arrow shows the motion of HR4980 during the next 1000 years (0.23 arcmin in Right Ascension and -1.78 arcmin in declination);

Distance of HR4980 from the Sun and relative movement

HR4980 is distant 129.78 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

39.81 pc
129.78 ly
16 km/s
0.014 arcsec/year
-0.107 arcsec/year

Spectral properties of HR4980

HR4980 belongs to spectral class G0 and has a luminosity class of V corresponding to a hypergiant star.

3.16
G0V
5968K

The red dot in the diagram below shows where HR4980 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4980. Attribution: Richard Powell / CC BY-SA

HR4980 star system properties

HR4980 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR4980 double sysyem:

6.16
9.36
3.2
25.3 arcsec

Alternative designations of HR4980

SAO240653
SAO240653