Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:54  
clear_day Transit: 12:49  
SunsetSet: 18:43 south
sunny DaytimeWhat's Visible Now
All Constellations » Draco » 


Altitude: 27.6°   Azimuth: 8.6°   Direction: North

HR7187 is a giant star in the constellation of Draco.

HR7187 visual magnitude is 5.63. Because of its reltive faintness, HR7187 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 HR7187:


HR7187 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 27.6°
Azimuth: 8.6°
Direction: North

Celestial coordinates and finder chart of HR7187

HR7187 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 HR7187 are provided in the following table:

18h 56m 25s
+65° 15’ 29”

The simplified sky map below shows the position of HR7187 in the sky:

Finder chart HR7187 star
Simplified finder chart for HR7187.

Visibility of HR7187 from your location

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

HR7187 is circumpolar and transits at 18:27 UTC (altitude: 76.2°)

Digitized Sky Survey image of HR7187

The image below is a photograph of HR7187 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 HR7187 is -0.028 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.

Image of HR7187 star
DSS2 image of HR7187. The red arrow shows the motion of HR7187 during the next 10000 years (-4.67 arcmin in Right Ascension and -5.33 arcmin in declination);

Distance of HR7187 from the Sun and relative movement

HR7187 is distant 313.76 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

96.25 pc
313.76 ly
-5 km/s
-0.028 arcsec/year
-0.032 arcsec/year

Spectral properties of HR7187

HR7187 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7187 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7187. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7187