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🌎  Greenwich, United Kingdom [change]

HR6142

HR6142 is a variable and multiple supergiant star in the constellation of Scorpius.

HR6142 visual magnitude is 5.33. Because of its reltive faintness, HR6142 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 HR6142:

5.33
Supergiant
HR6142 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6142

HR6142 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6142 are provided in the following table:

16h 31m 41s
-41° 49’ 00”
340.72°
4.35°
Scorpius

The simplified sky map below shows the position of HR6142 in the sky:

Finder chart HR6142 star
Simplified finder chart for HR6142.

Visibility of HR6142 from your location

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

HR6142 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR6142

The image below is a photograph of HR6142 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 HR6142 is -0.016 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6142 star
DSS2 image of HR6142. The red arrow shows the motion of HR6142 during the next 10000 years (-2.67 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR6142 from the Sun and relative movement

HR6142 is distant 8,578.95 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

2,631.58 pc
8,578.95 ly
-14 km/s
-0.016 arcsec/year

Spectral properties of HR6142

HR6142 belongs to spectral class B1 and has a luminosity class of I corresponding to a supergiant star.

-6.77
B1I
7276K

The red dot in the diagram below shows where HR6142 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6142. Attribution: Richard Powell / CC BY-SA

HR6142 star system properties

HR6142 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 HR6142 double sysyem:

5.33
9.63
4.3
58 arcsec

Alternative designations of HR6142

SAO226855
SAO226855