We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Donate Now! Help keep this site free and ads-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
sunny DaytimeWhat's Visible Now?
All Constellations » Draco » 

HR6891

Altitude: 77.4°   Azimuth: 266.8°   Direction: West

HR6891 is a giant star in the constellation of Draco.

HR6891 visual magnitude is 5.05. Because of its reltive faintness, HR6891 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR6891 is -0.02 arcsec per year in Right Ascension and 0.053 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6891 star
DSS2 image of HR6891. The red arrow shows the motion of HR6891 during the next 10000 years (-3.33 arcmin in Right Ascension and 8.83 arcmin in declination);

Key facts about HR6891

5.05
Giant

HR6891 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 77.4°
Azimuth: 266.8°
Direction: West

Celestial coordinates and finder chart of HR6891

HR6891 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 HR6891 are provided in the following table:

18h 21m 32s
+49° 07’ 18”
77.27°
24.87°
Draco

The simplified sky map below shows the position of HR6891 in the sky:

Finder chart HR6891 star
Simplified finder chart for HR6891.

Visibility of HR6891 from your location

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

HR6891 is circumpolar and transits at 06:32 UTC (altitude: 87.6°)

Distance of HR6891 from the Sun and relative movement

HR6891 is distant 754.63 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

231.48 pc
754.63 ly
14 km/s
-0.02 arcsec/year
0.053 arcsec/year

Spectral properties of HR6891

HR6891 belongs to spectral class M2 and has a luminosity class of III corresponding to a giant star.

-1.77
M2III
3568K

The red dot in the diagram below shows where HR6891 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6891. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6891

SAO47417
SAO47417