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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: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sleep NighttimeWhat's Visible Now?
All Constellations » Antlia » 


Altitude: 5.2°   Azimuth: 187.0°   Direction: South

HR4013 is a main-sequence star in the constellation of Antlia.

HR4013 visual magnitude is 6.38. Because of its reltive faintness, HR4013 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 HR4013 is -0.36 arcsec per year in Right Ascension and 0.061 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR4013 star
DSS2 image of HR4013. The red arrow shows the motion of HR4013 during the next 1000 years (-6.00 arcmin in Right Ascension and 1.02 arcmin in declination);

Key facts about HR4013


HR4013 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 5.2°
Azimuth: 187.0°
Direction: South

Celestial coordinates and finder chart of HR4013

HR4013 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 HR4013 are provided in the following table:

10h 13m 24s
-33° 01’ 54”

The simplified sky map below shows the position of HR4013 in the sky:

Finder chart HR4013 star
Simplified finder chart for HR4013.

Visibility of HR4013 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 HR4013 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: 123.0°
Max altitude: 5.5°
Azimuth: 237.0°

Distance of HR4013 from the Sun and relative movement

HR4013 is distant 74.12 light years from the Sun and it is moving far from the Sun at the speed of 42 kilometers per second.

22.74 pc
74.12 ly
42 km/s
-0.36 arcsec/year
0.061 arcsec/year

Spectral properties of HR4013

HR4013 belongs to spectral class G1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR4013 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4013. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4013

Gl 385.1