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 » Scorpius » 


Altitude: 5.3°   Azimuth: 156.3°   Direction: South-South-East

HR6105 is a double hypergiant star in the constellation of Scorpius.

HR6105 visual magnitude is 6.63. Because of its reltive faintness, HR6105 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 HR6105:


HR6105 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 5.3°
Azimuth: 156.3°
Direction: South-South-East

Celestial coordinates and finder chart of HR6105

HR6105 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 HR6105 are provided in the following table:

16h 24m 39s
-29° 42’ 11”

The simplified sky map below shows the position of HR6105 in the sky:

Finder chart HR6105 star
Simplified finder chart for HR6105.

Visibility of HR6105 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 HR6105 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: 119.7°
Max altitude: 8.8°
Azimuth: 240.3°

Digitized Sky Survey image of HR6105

The image below is a photograph of HR6105 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 HR6105 is 0.063 arcsec per year in Right Ascension and -0.102 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR6105 star
DSS2 image of HR6105. The red arrow shows the motion of HR6105 during the next 1000 years (1.05 arcmin in Right Ascension and -1.70 arcmin in declination);

Distance of HR6105 from the Sun and relative movement

HR6105 is distant 102.45 light years from the Sun

31.43 pc
102.45 ly
0.063 arcsec/year
-0.102 arcsec/year

Spectral properties of HR6105

HR6105 belongs to spectral class G0 and has a luminosity class of IV corresponding to a hypergiant star.


The red dot in the diagram below shows where HR6105 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6105. Attribution: Richard Powell / CC BY-SA

HR6105 star system properties

HR6105 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR6105 double sysyem:

5.2 arcsec

Alternative designations of HR6105