HR5887

HR5887 is a double star in the constellation of Draco.

HR5887 visual magnitude is 5.86. Because of its reltive faintness, HR5887 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 HR5887:

Color of HR5887 ⬤

Magnitude of HR5887 5.86

Class

VISIBILITY RIGHT NOW HR5887 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 17°.

Celestial coordinates and finder chart of HR5887

HR5887 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5887 are provided in the following table:

Right Ascension J2000 15h 47m 38s

Declination J2000 +55° 22’ 36”

Galactic Longitude 87.05°

Galactic Latitude 47.62°

Constellation Draco

The simplified sky map below shows the position of HR5887 in the sky:

Simplified finder chart for HR5887.

Visibility of HR5887 from your location

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

HR5887 is circumpolar and transits at 23:14 UTC (altitude: 86.1°)

Digitized Sky Survey image of HR5887

The image below is a photograph of HR5887 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 HR5887 is 0.011 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.

DSS2 image of HR5887. The red arrow shows the motion of HR5887 during the next 10000 years (1.83 arcmin in Right Ascension and 1.67 arcmin in declination);

Distance of HR5887 from the Sun and relative movement

HR5887 is distant 259.55 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

Distance (parsec) 79.62 pc

Distance (light year) 259.55 ly

Heliocentric radial velocity -2 km/s

Proper Motion RA 0.011 arcsec/year

Proper Motion Dec 0.01 arcsec/year

Spectral properties of HR5887

HR5887 belongs to spectral class A3

Absolute magnitude 1.35

Spectral Type A3

Color Index (B-V) 0.25

Temperature of HR5887 7795K

The red dot in the diagram below shows where HR5887 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5887. Attribution: Richard Powell / CC BY-SA

HR5887 star system properties

HR5887 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR5887 double sysyem:

Main star magnitude 5.86

Secondary star magnitude 9.36

Magnitude difference 3.5

Separation 2.1 arcsec

Alternative designations of HR5887

Henry Draper Catalogue HD141675

SAO Catalogue SAO29668

Hipparcos Catalogue HIP77370

Durchmusterung Catalogue BD+55 1779

Aitken Double Star Catalogue ADS9793

In Evidence

Other stars in Draco