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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
sleep NighttimeWhat's Visible Now?
All Constellations » Lyra » 


Altitude: 6.6°   Azimuth: 40.8°   Direction: North-East

HR7140 is a multiple giant star in the constellation of Lyra.

HR7140 visual magnitude is 6.02. Because of its reltive faintness, HR7140 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 HR7140 is -0.008 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR7140 star
DSS2 image of HR7140. The red arrow shows the motion of HR7140 during the next 100000 years (-13.33 arcmin in Right Ascension and 5.00 arcmin in declination);

Key facts about HR7140


HR7140 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 6.6°
Azimuth: 40.8°
Direction: North-East

Celestial coordinates and finder chart of HR7140

HR7140 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 HR7140 are provided in the following table:

18h 54m 52s
+33° 58’ 06”

The simplified sky map below shows the position of HR7140 in the sky:

Finder chart HR7140 star
Simplified finder chart for HR7140.

Visibility of HR7140 from your location

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

Today's HR7140 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 56.0°
Max altitude: 72.5°
Azimuth: 304.0°

Distance of HR7140 from the Sun and relative movement

HR7140 is distant 1,330.61 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

408.16 pc
1,330.61 ly
-16 km/s
-0.008 arcsec/year
0.003 arcsec/year

Spectral properties of HR7140

HR7140 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 HR7140 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR7140. Attribution: Richard Powell / CC BY-SA

HR7140 star system properties

HR7140 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7140 double sysyem:

45.4 arcsec

Alternative designations of HR7140