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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: -84.5°   Azimuth: 269.1°   Direction: West

HR4017 is a main-sequence star in the constellation of Vela.

HR4017 visual magnitude is 5.28. Because of its reltive faintness, HR4017 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR4017 is -0.041 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4017 star
DSS2 image of HR4017. The red arrow shows the motion of HR4017 during the next 10000 years (-6.83 arcmin in Right Ascension and -4.33 arcmin in declination);

Key facts about HR4017


HR4017 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -84.5°
Azimuth: 269.1°
Direction: West

Celestial coordinates and finder chart of HR4017

HR4017 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 HR4017 are provided in the following table:

10h 13m 22s
-51° 13’ 59”

The simplified sky map below shows the position of HR4017 in the sky:

Finder chart HR4017 star
Simplified finder chart for HR4017.

Visibility of HR4017 from your location

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

HR4017 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4017 from the Sun and relative movement

HR4017 is distant 162.51 light years from the Sun and it is moving far from the Sun at the speed of 48 kilometers per second.

49.85 pc
162.51 ly
48 km/s
-0.041 arcsec/year
-0.026 arcsec/year

Spectral properties of HR4017

HR4017 belongs to spectral class A7 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR4017 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4017. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4017