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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:18
wb_twilight   (Civil Twilight)   What's Visible Now?
All Constellations » Cassiopeia » 

HR861

Above the horizon.  Circumpolar today
Altitude: 48.3°   Azimuth: 40.1°   Direction: North-East

HR861 is a variable and double supergiant star of spectral class K3 in the constellation of Cassiopeia.

HR861 visual magnitude is 6.24. Because of its faintness, HR861 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR861

Finder chart HR861 star
Simplified finder chart for HR861.

HR861 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 HR861 are provided in the following table:

02h 56m 24s
+64° 19’ 56”
135.96°
4.67°
Cassiopeia
Image of HR861 star
DSS2 image of HR861. The red arrow shows the motion of HR861 during the next 100000 years (10.00 arcmin in Right Ascension and -3.33 arcmin in declination);

Key facts about HR861

6.24
Supergiant

and has a luminosity class of I corresponding to a supergiant star.

-1.73
K3I
3139K

The red dot in the diagram below shows where HR861 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR861. Attribution: Richard Powell / CC BY-SA

HR861 star system properties

HR861 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR861 double sysyem:

6.24
9.64
3.4
115.6 arcsec

Distance of HR861 from the Sun and relative movement

HR861 is distant 1,278.43 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

392.16 pc
1,278.43 ly
-22 km/s
0.006 arcsec/year
-0.002 arcsec/year

Alternative designations of HR861

SAO12519
SAO12519

Visibility of HR861 from your location

HR861 is circumpolar and transits at 08:40 UTC (altitude: 77.1°)