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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: 5:39  
clear_day Transit: 12:56  
SunsetSet: 20:14
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All Constellations » Octans » 

HR8432

Altitude: -37.7°   Azimuth: 182.3°   Direction: South

HR8432 is a hypergiant star in the constellation of Octans.

HR8432 visual magnitude is 6.15. Because of its reltive faintness, HR8432 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 HR8432 is -0.044 arcsec per year in Right Ascension and -0.043 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8432 star
DSS2 image of HR8432. The red arrow shows the motion of HR8432 during the next 10000 years (-7.33 arcmin in Right Ascension and -7.17 arcmin in declination);

Key facts about HR8432

6.15
Hypergiant

HR8432 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -37.7°
Azimuth: 182.3°
Direction: South

Celestial coordinates and finder chart of HR8432

HR8432 is situated close to the southern celestial pole and, as such, it is easilty visible for most part of the year from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8432 are provided in the following table:

22h 11m 55s
-76° 06’ 57”
314.09°
-37.34°
Octans

The simplified sky map below shows the position of HR8432 in the sky:

Finder chart HR8432 star
Simplified finder chart for HR8432.

Visibility of HR8432 from your location

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

HR8432 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR8432 from the Sun and relative movement

HR8432 is distant 301.85 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

92.59 pc
301.85 ly
25 km/s
-0.044 arcsec/year
-0.043 arcsec/year

Spectral properties of HR8432

HR8432 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.

1.32
K0III
4743K

The red dot in the diagram below shows where HR8432 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8432. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8432

SAO258006
SAO258006