Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:49  
clear_day Transit: 12:50  
SunsetSet: 18:50 south
sleep NighttimeWhat's Visible Now
All Constellations » Sextans » 


Altitude: -43.4°   Azimuth: 7.7°   Direction: North

HR4059 is a hypergiant star in the constellation of Sextans.

HR4059 visual magnitude is 6.37. Because of its reltive faintness, HR4059 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 HR4059:


HR4059 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -43.4°
Azimuth: 7.7°
Direction: North

Celestial coordinates and finder chart of HR4059

HR4059 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 HR4059 are provided in the following table:

10h 19m 32s
-05° 06’ 20”

The simplified sky map below shows the position of HR4059 in the sky:

Finder chart HR4059 star
Simplified finder chart for HR4059.

Visibility of HR4059 from your location

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

Today's HR4059 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.1°
Max altitude: 33.4°
Azimuth: 264.9°

Digitized Sky Survey image of HR4059

The image below is a photograph of HR4059 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 HR4059 is -0.053 arcsec per year in Right Ascension and -0.061 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4059 star
DSS2 image of HR4059. The red arrow shows the motion of HR4059 during the next 10000 years (-8.83 arcmin in Right Ascension and -10.17 arcmin in declination);

Distance of HR4059 from the Sun and relative movement

HR4059 is distant 292.64 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

89.77 pc
292.64 ly
16 km/s
-0.053 arcsec/year
-0.061 arcsec/year

Spectral properties of HR4059

HR4059 belongs to spectral class K0


The red dot in the diagram below shows where HR4059 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4059. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4059