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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: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sunny DaytimeWhat's Visible Now?
All Constellations » Sagittarius » 


Altitude: -5.1°   Azimuth: 227.2°   Direction: South-West

HR7104 is a giant star in the constellation of Sagittarius.

HR7104 visual magnitude is 6.13. Because of its reltive faintness, HR7104 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 HR7104 is -0.002 arcsec per year in Right Ascension and -0.04 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7104 star
DSS2 image of HR7104. The red arrow shows the motion of HR7104 during the next 10000 years (-0.33 arcmin in Right Ascension and -6.67 arcmin in declination);

Key facts about HR7104


HR7104 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -5.1°
Azimuth: 227.2°
Direction: South-West

Celestial coordinates and finder chart of HR7104

HR7104 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 HR7104 are provided in the following table:

18h 52m 36s
-29° 22’ 45”

The simplified sky map below shows the position of HR7104 in the sky:

Finder chart HR7104 star
Simplified finder chart for HR7104.

Visibility of HR7104 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 HR7104 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: 119.4°
Max altitude: 9.1°
Azimuth: 240.6°

Distance of HR7104 from the Sun and relative movement

HR7104 is distant 493.19 light years from the Sun and it is moving towards the Sun at the speed of 56 kilometers per second.

151.29 pc
493.19 ly
-56 km/s
-0.002 arcsec/year
-0.04 arcsec/year

Spectral properties of HR7104

HR7104 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7104 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7104. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7104