Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

HR3139

HR3139 is a main-sequence star in the constellation of Carina.

HR3139 visual magnitude is 6.14. Because of its reltive faintness, HR3139 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 HR3139:

6.14
Main-sequence
HR3139 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR3139

HR3139 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 HR3139 are provided in the following table:

07h 57m 12s
-63° 17’ 48”
276.13°
-17.11°
Carina

The simplified sky map below shows the position of HR3139 in the sky:

Finder chart HR3139 star
Simplified finder chart for HR3139.

Visibility of HR3139 from your location

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

HR3139 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR3139

The image below is a photograph of HR3139 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 HR3139 is -0.018 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3139 star
DSS2 image of HR3139. The red arrow shows the motion of HR3139 during the next 10000 years (-3.00 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR3139 from the Sun and relative movement

HR3139 is distant 463.73 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

142.25 pc
463.73 ly
23 km/s
-0.018 arcsec/year
0.015 arcsec/year

Spectral properties of HR3139

HR3139 belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.

0.37
B8V
11573K

The red dot in the diagram below shows where HR3139 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3139. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3139

SAO250030
SAO250030