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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
north SunriseRise: 7:37  
clear_day Transit: 11:46  
SunsetSet: 15:55 south
sunny DaytimeWhat's Visible Now?
All Constellations » Aquila » 


Altitude: 36.7°   Azimuth: 179.1°   Direction: South

HR7143 is a giant star in the constellation of Aquila.

HR7143 visual magnitude is 6.22. Because of its reltive faintness, HR7143 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 HR7143:


HR7143 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 36.7°
Azimuth: 179.1°
Direction: South

Celestial coordinates and finder chart of HR7143

HR7143 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7143 are provided in the following table:

18h 56m 22s
-01° 48’ 00”

The simplified sky map below shows the position of HR7143 in the sky:

Finder chart HR7143 star
Simplified finder chart for HR7143.

Visibility of HR7143 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 HR7143 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: 91.8°
Max altitude: 36.7°
Azimuth: 268.2°

Digitized Sky Survey image of HR7143

The image below is a photograph of HR7143 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 HR7143 is -0.005 arcsec per year in Right Ascension and -0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7143 star
DSS2 image of HR7143. The red arrow shows the motion of HR7143 during the next 10000 years (-0.83 arcmin in Right Ascension and -3.67 arcmin in declination);

Distance of HR7143 from the Sun and relative movement

HR7143 is distant 524.96 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

161.03 pc
524.96 ly
-26 km/s
-0.005 arcsec/year
-0.022 arcsec/year

Spectral properties of HR7143

HR7143 belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7143 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7143. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7143