Your guide to the Solar System and the night sky
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🌎  Greenwich, United Kingdom [change]


HR4261 is a hypergiant star in the constellation of Hydra.

HR4261 visual magnitude is 6.44. Because of its reltive faintness, HR4261 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 HR4261:

HR4261 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR4261

HR4261 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4261 are provided in the following table:

10h 55m 11s
-20° 39’ 53”

The simplified sky map below shows the position of HR4261 in the sky:

Finder chart HR4261 star
Simplified finder chart for HR4261.

Visibility of HR4261 from your location

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

Today's HR4261 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.7°
Max altitude: 17.9°
Azimuth: 249.3°
HR4261 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR4261

The image below is a photograph of HR4261 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 HR4261 is -0.01 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4261 star
DSS2 image of HR4261. The red arrow shows the motion of HR4261 during the next 10000 years (-1.67 arcmin in Right Ascension and 0.67 arcmin in declination);

Distance of HR4261 from the Sun and relative movement

HR4261 is distant 636.72 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

195.31 pc
636.72 ly
-12 km/s
-0.01 arcsec/year
0.004 arcsec/year

Spectral properties of HR4261

HR4261 belongs to spectral class K0


The red dot in the diagram below shows where HR4261 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4261. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4261