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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
sunny DaytimeWhat's Visible Now?
All Constellations » Vela » 


Altitude: -79.0°   Azimuth: 330.2°   Direction: North-North-West

HR4080 is a variable giant star in the constellation of Vela.

HR4080 visual magnitude is 4.83. Because of its moderate brightness, HR4080 should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of HR4080 is -0.022 arcsec per year in Right Ascension and 0.056 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4080 star
DSS2 image of HR4080. The red arrow shows the motion of HR4080 during the next 10000 years (-3.67 arcmin in Right Ascension and 9.33 arcmin in declination);

Key facts about HR4080


HR4080 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -79.0°
Azimuth: 330.2°
Direction: North-North-West

Celestial coordinates and finder chart of HR4080

HR4080 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4080 are provided in the following table:

10h 22m 19s
-41° 38’ 59”

The simplified sky map below shows the position of HR4080 in the sky:

Finder chart HR4080 star
Simplified finder chart for HR4080.

Visibility of HR4080 from your location

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

HR4080 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4080 from the Sun and relative movement

HR4080 is distant 200.49 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

61.50 pc
200.49 ly
21 km/s
-0.022 arcsec/year
0.056 arcsec/year

Spectral properties of HR4080

HR4080 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR4080 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4080. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4080