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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
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All Constellations » Vela » 


Altitude: -81.7°   Azimuth: 42.5°   Direction: North-East

HR4136 is a double bright giant star in the constellation of Vela.

HR4136 visual magnitude is 6.09. Because of its reltive faintness, HR4136 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 HR4136 is -0.013 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4136 star
DSS2 image of HR4136. The red arrow shows the motion of HR4136 during the next 10000 years (-2.17 arcmin in Right Ascension and 1.00 arcmin in declination);

Key facts about HR4136

Bright giant

HR4136 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -81.7°
Azimuth: 42.5°
Direction: North-East

Celestial coordinates and finder chart of HR4136

HR4136 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 HR4136 are provided in the following table:

10h 31m 56s
-45° 04’ 09”

The simplified sky map below shows the position of HR4136 in the sky:

Finder chart HR4136 star
Simplified finder chart for HR4136.

Visibility of HR4136 from your location

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

HR4136 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4136 from the Sun and relative movement

HR4136 is distant 477.31 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

146.41 pc
477.31 ly
-9 km/s
-0.013 arcsec/year
0.006 arcsec/year

Spectral properties of HR4136

HR4136 belongs to spectral class B8 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR4136 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4136. Attribution: Richard Powell / CC BY-SA

HR4136 star system properties

HR4136 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4136 double sysyem:

13.7 arcsec

Alternative designations of HR4136