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

HR5641

HR5641 is a hypergiant star in the constellation of Libra.

HR5641 visual magnitude is 5.76. Because of its reltive faintness, HR5641 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 HR5641:

5.76
Hypergiant
HR5641 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR5641

HR5641 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 HR5641 are provided in the following table:

15h 10m 18s
-26° 19’ 58”
337.87°
26.96°
Libra

The simplified sky map below shows the position of HR5641 in the sky:

Finder chart HR5641 star
Simplified finder chart for HR5641.

Visibility of HR5641 from your location

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

Today's HR5641 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 116.3°
Max altitude: 12.2°
Azimuth: 243.7°
HR5641 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR5641

The image below is a photograph of HR5641 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 HR5641 is -0.032 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5641 star
DSS2 image of HR5641. The red arrow shows the motion of HR5641 during the next 10000 years (-5.33 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR5641 from the Sun and relative movement

HR5641 is distant 449.66 light years from the Sun and it is moving towards the Sun at the speed of 33 kilometers per second.

137.93 pc
449.66 ly
-33 km/s
-0.032 arcsec/year
-0.01 arcsec/year

Spectral properties of HR5641

HR5641 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

0.06
K0III
4626K

The red dot in the diagram below shows where HR5641 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5641. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5641

SAO183237
SAO183237