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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: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
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All Constellations » Microscopium » 


Altitude: -20.1°   Azimuth: 232.8°   Direction: South-West

HR8046 is a hypergiant star in the constellation of Microscopium.

HR8046 visual magnitude is 5.94. Because of its reltive faintness, HR8046 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 HR8046:


HR8046 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -20.1°
Azimuth: 232.8°
Direction: South-West

Celestial coordinates and finder chart of HR8046

HR8046 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 HR8046 are provided in the following table:

21h 02m 27s
-38° 31’ 50”

The simplified sky map below shows the position of HR8046 in the sky:

Finder chart HR8046 star
Simplified finder chart for HR8046.

Visibility of HR8046 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR8046 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR8046

The image below is a photograph of HR8046 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 HR8046 is 0.163 arcsec per year in Right Ascension and -0.158 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8046 star
DSS2 image of HR8046. The red arrow shows the motion of HR8046 during the next 1000 years (2.72 arcmin in Right Ascension and -2.63 arcmin in declination);

Distance of HR8046 from the Sun and relative movement

HR8046 is distant 214.33 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

65.75 pc
214.33 ly
39 km/s
0.163 arcsec/year
-0.158 arcsec/year

Spectral properties of HR8046

HR8046 belongs to spectral class K0 and has a luminosity class of IV corresponding to a hypergiant star.


The red dot in the diagram below shows where HR8046 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR8046. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8046