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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 » 

HR8810

Altitude: -44.7°   Azimuth: 171.0°   Direction: South

HR8810 is a giant star in the constellation of Octans.

HR8810 visual magnitude is 6.41. Because of its reltive faintness, HR8810 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 HR8810 is 0.009 arcsec per year in Right Ascension and -0.011 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8810 star
DSS2 image of HR8810. The red arrow shows the motion of HR8810 during the next 10000 years (1.50 arcmin in Right Ascension and -1.83 arcmin in declination);

Key facts about HR8810

6.41
Giant

HR8810 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -44.7°
Azimuth: 171.0°
Direction: South

Celestial coordinates and finder chart of HR8810

HR8810 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 HR8810 are provided in the following table:

23h 12m 11s
-80° 54’ 46”
307.59°
-35.3°
Octans

The simplified sky map below shows the position of HR8810 in the sky:

Finder chart HR8810 star
Simplified finder chart for HR8810.

Visibility of HR8810 from your location

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

HR8810 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR8810 from the Sun and relative movement

HR8810 is distant 582.14 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

178.57 pc
582.14 ly
11 km/s
0.009 arcsec/year
-0.011 arcsec/year

Spectral properties of HR8810

HR8810 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.

0.15
K4III
3794K

The red dot in the diagram below shows where HR8810 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8810. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8810

SAO258961
SAO258961