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

HR5139

HR5139 is a giant star in the constellation of Ursa Minor.

HR5139 visual magnitude is 5.5. Because of its reltive faintness, HR5139 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 HR5139:

5.5
Giant
HR5139 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 43°.

Celestial coordinates and finder chart of HR5139

HR5139 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5139 are provided in the following table:

13h 37m 10s
+71° 14’ 31”
117.72°
45.42°
Ursa Minor

The simplified sky map below shows the position of HR5139 in the sky:

Finder chart HR5139 star
Simplified finder chart for HR5139.

Visibility of HR5139 from your location

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

HR5139 is circumpolar and transits at 03:08 UTC (altitude: 70.2°)

Digitized Sky Survey image of HR5139

The image below is a photograph of HR5139 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 HR5139 is -0.038 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 HR5139 star
DSS2 image of HR5139. The red arrow shows the motion of HR5139 during the next 10000 years (-6.33 arcmin in Right Ascension and -1.00 arcmin in declination);

Distance of HR5139 from the Sun and relative movement

HR5139 is distant 400.49 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

122.85 pc
400.49 ly
15 km/s
-0.038 arcsec/year
-0.006 arcsec/year

Spectral properties of HR5139

HR5139 belongs to spectral class K2

0.05
K2
4309K

The red dot in the diagram below shows where HR5139 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5139. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5139

SAO7854
SAO7854