Your Guide to the Solar System and the Night Sky
This site is free and ad-free thanks to the support of our users. If you can, please consider a donation.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:59  
clear_day Transit: 12:48  
SunsetSet: 18:36 south
sunny DaytimeWhat's Visible Now
All Constellations » Sagittarius » 


Altitude: -44.5°   Azimuth: 77.0°   Direction: East-North-East

HR7103 is a giant star in the constellation of Sagittarius.

HR7103 visual magnitude is 6.29. Because of its reltive faintness, HR7103 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 HR7103:


HR7103 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -44.5°
Azimuth: 77.0°
Direction: East-North-East

Celestial coordinates and finder chart of HR7103

HR7103 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7103 are provided in the following table:

18h 52m 28s
-26° 39’ 01”

The simplified sky map below shows the position of HR7103 in the sky:

Finder chart HR7103 star
Simplified finder chart for HR7103.

Visibility of HR7103 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 HR7103 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: 116.7°
Max altitude: 11.9°
Azimuth: 243.3°

Digitized Sky Survey image of HR7103

The image below is a photograph of HR7103 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 HR7103 is 0.013 arcsec per year in Right Ascension and -0.046 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7103 star
DSS2 image of HR7103. The red arrow shows the motion of HR7103 during the next 10000 years (2.17 arcmin in Right Ascension and -7.67 arcmin in declination);

Distance of HR7103 from the Sun and relative movement

HR7103 is distant 386.26 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.

118.48 pc
386.26 ly
-25 km/s
0.013 arcsec/year
-0.046 arcsec/year

Spectral properties of HR7103

HR7103 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 HR7103 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7103. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7103