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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: 7:38  
clear_day Transit: 11:46  
SunsetSet: 15:54 south
sleep NighttimeWhat's Visible Now?
All Constellations » Hercules » 

HR6121

Altitude: -1.1°   Azimuth: 290.0°   Direction: West-North-West

HR6121 is a giant star in the constellation of Hercules.

HR6121 visual magnitude is 6.11. Because of its reltive faintness, HR6121 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 HR6121:

6.11
Giant

HR6121 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -1.1°
Azimuth: 290.0°
Direction: West-North-West

Celestial coordinates and finder chart of HR6121

HR6121 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 HR6121 are provided in the following table:

16h 26m 11s
+11° 24’ 27”
26.53°
37.36°
Hercules

The simplified sky map below shows the position of HR6121 in the sky:

Finder chart HR6121 star
Simplified finder chart for HR6121.

Visibility of HR6121 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 HR6121 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: 78.6°
Max altitude: 49.9°
Azimuth: 281.4°

Digitized Sky Survey image of HR6121

The image below is a photograph of HR6121 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 HR6121 is -0.031 arcsec per year in Right Ascension and 0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6121 star
DSS2 image of HR6121. The red arrow shows the motion of HR6121 during the next 10000 years (-5.17 arcmin in Right Ascension and 2.33 arcmin in declination);

Distance of HR6121 from the Sun and relative movement

HR6121 is distant 357.85 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

109.77 pc
357.85 ly
-21 km/s
-0.031 arcsec/year
0.014 arcsec/year

Spectral properties of HR6121

HR6121 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.

0.91
G8III
4672K

The red dot in the diagram below shows where HR6121 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6121. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6121

SAO102165
SAO102165