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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 » 

HR4154

Altitude: -81.7°   Azimuth: 21.2°   Direction: North-North-East

HR4154 is a double bright giant star in the constellation of Vela.

HR4154 visual magnitude is 6.08. Because of its reltive faintness, HR4154 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 HR4154 is -0.03 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4154 star
DSS2 image of HR4154. The red arrow shows the motion of HR4154 during the next 10000 years (-5.00 arcmin in Right Ascension and 3.83 arcmin in declination);

Key facts about HR4154

6.08
Bright giant

HR4154 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -81.7°
Azimuth: 21.2°
Direction: North-North-East

Celestial coordinates and finder chart of HR4154

HR4154 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 HR4154 are provided in the following table:

10h 35m 10s
-43° 39’ 52”
278.4°
12.62°
Vela

The simplified sky map below shows the position of HR4154 in the sky:

Finder chart HR4154 star
Simplified finder chart for HR4154.

Visibility of HR4154 from your location

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

HR4154 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4154 from the Sun and relative movement

HR4154 is distant 900.55 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

276.24 pc
900.55 ly
8 km/s
-0.03 arcsec/year
0.023 arcsec/year

Spectral properties of HR4154

HR4154 belongs to spectral class G8 and has a luminosity class of II corresponding to a bright giant star.

-1.13
G8II
4892K

The red dot in the diagram below shows where HR4154 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4154. Attribution: Richard Powell / CC BY-SA

HR4154 star system properties

HR4154 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR4154 double sysyem:

6.08
14.48
8.4
14.7 arcsec

Alternative designations of HR4154

SAO222170
SAO222170