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🌎  Greenwich, United Kingdom [change]

HR4889

HR4889 is a giant star in the constellation of Centaurus.

HR4889 visual magnitude is 4.27. Because of its moderate brightness, HR4889 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR4889:

4.27
Giant
HR4889 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4889

HR4889 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 HR4889 are provided in the following table:

12h 53m 26s
-40° 10’ 44”
303.34°
22.69°
Centaurus

The simplified sky map below shows the position of HR4889 in the sky:

Finder chart HR4889 star
Simplified finder chart for HR4889.

Visibility of HR4889 from your location

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

HR4889 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR4889

The image below is a photograph of HR4889 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 HR4889 is 0.063 arcsec per year in Right Ascension and -0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4889 star
DSS2 image of HR4889. The red arrow shows the motion of HR4889 during the next 10000 years (10.50 arcmin in Right Ascension and -3.67 arcmin in declination);

Distance of HR4889 from the Sun and relative movement

HR4889 is distant 155.02 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

47.55 pc
155.02 ly
-3 km/s
0.063 arcsec/year
-0.022 arcsec/year

Spectral properties of HR4889

HR4889 belongs to spectral class A7 and has a luminosity class of III corresponding to a giant star.

0.88
A7III
8086K

The red dot in the diagram below shows where HR4889 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4889. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4889

SAO203907
SAO203907
Gl 488.1