Your guide to the Solar System and the night sky
By donating now you help keep this site alive and free from ads. Please consider supporting this project.
🌎  Observing from: Greenwich, United Kingdom [change]
🌅 Sunrise: 6:36  ☀️ Transit: 13:02  🌅 Sunset: 19:29

HR5918

HR5918 is a double main-sequence star in the constellation of Lupus.

HR5918 visual magnitude is 6.03. Because of its reltive faintness, HR5918 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 HR5918:

6.03
Main-sequence
HR5918 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR5918

HR5918 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 HR5918 are provided in the following table:

15h 56m 06s
-39° 51’ 51”
337.19°
10.42°
Lupus

The simplified sky map below shows the position of HR5918 in the sky:

Finder chart HR5918 star
Simplified finder chart for HR5918.

Visibility of HR5918 from your location

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

HR5918 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR5918

The image below is a photograph of HR5918 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 HR5918 is -0.035 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5918 star
DSS2 image of HR5918. The red arrow shows the motion of HR5918 during the next 10000 years (-5.83 arcmin in Right Ascension and -3.00 arcmin in declination);

Distance of HR5918 from the Sun and relative movement

HR5918 is distant 631.78 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

193.80 pc
631.78 ly
-18 km/s
-0.035 arcsec/year
-0.018 arcsec/year

Spectral properties of HR5918

HR5918 belongs to spectral class B6 and has a luminosity class of V corresponding to a main-sequence star.

-0.41
B6V
8571K

The red dot in the diagram below shows where HR5918 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5918. Attribution: Richard Powell / CC BY-SA

HR5918 star system properties

HR5918 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 HR5918 double sysyem:

6.03
11.93
5.9
18 arcsec

Alternative designations of HR5918

SAO207128
SAO207128