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 » Microscopium » 


Altitude: -25.5°   Azimuth: 116.9°   Direction: East-South-East

HR8124 is a giant star in the constellation of Microscopium.

HR8124 visual magnitude is 6.12. Because of its reltive faintness, HR8124 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 HR8124:


HR8124 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -25.5°
Azimuth: 116.9°
Direction: East-South-East

Celestial coordinates and finder chart of HR8124

HR8124 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 HR8124 are provided in the following table:

21h 15m 46s
-36° 12’ 38”

The simplified sky map below shows the position of HR8124 in the sky:

Finder chart HR8124 star
Simplified finder chart for HR8124.

Visibility of HR8124 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 HR8124 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: 126.2°
Max altitude: 2.3°
Azimuth: 233.8°

Digitized Sky Survey image of HR8124

The image below is a photograph of HR8124 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 HR8124 is 0.032 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8124 star
DSS2 image of HR8124. The red arrow shows the motion of HR8124 during the next 10000 years (5.33 arcmin in Right Ascension and -1.50 arcmin in declination);

Distance of HR8124 from the Sun and relative movement

HR8124 is distant 862.43 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

264.55 pc
862.43 ly
-16 km/s
0.032 arcsec/year
-0.009 arcsec/year

Spectral properties of HR8124

HR8124 belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8124 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR8124. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8124