HR5805

HR5805 is a main-sequence star in the constellation of Lupus.

HR5805 visual magnitude is 6.57. Because of its reltive faintness, HR5805 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 HR5805:

Color of HR5805 ⬤

Magnitude of HR5805 6.57

Class Main-sequence

VISIBILITY RIGHT NOW HR5805 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR5805

HR5805 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5805 are provided in the following table:

Right Ascension J2000 15h 38m 32s

Declination J2000 -39° 09’ 38”

Galactic Longitude 334.96°

Galactic Latitude 13.1°

Constellation Lupus

The simplified sky map below shows the position of HR5805 in the sky:

Simplified finder chart for HR5805.

Visibility of HR5805 from your location

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

HR5805 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR5805

The image below is a photograph of HR5805 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 HR5805 is -0.013 arcsec per year in Right Ascension and -0.032 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR5805. The red arrow shows the motion of HR5805 during the next 10000 years (-2.17 arcmin in Right Ascension and -5.33 arcmin in declination);

Distance of HR5805 from the Sun and relative movement

HR5805 is distant 640.47 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

Distance (parsec) 196.46 pc

Distance (light year) 640.47 ly

Heliocentric radial velocity 5 km/s

Proper Motion RA -0.013 arcsec/year

Proper Motion Dec -0.032 arcsec/year

Spectral properties of HR5805

HR5805 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 0.10

Spectral Type B9V

Color Index (B-V) -0.07

Temperature of HR5805 11092K

The red dot in the diagram below shows where HR5805 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5805. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5805

Henry Draper Catalogue HD139233

SAO Catalogue SAO206826

Hipparcos Catalogue HIP76591

Durchmusterung Catalogue CD-3810532

FK5 Catalogue 3234

In Evidence

Other stars in Lupus