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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 » 

HR8234

Altitude: -48.9°   Azimuth: 196.1°   Direction: South-South-West

HR8234 is a sub-giant star in the constellation of Octans.

HR8234 visual magnitude is 6.18. Because of its reltive faintness, HR8234 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 HR8234 is 0.059 arcsec per year in Right Ascension and -0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8234 star
DSS2 image of HR8234. The red arrow shows the motion of HR8234 during the next 10000 years (9.83 arcmin in Right Ascension and -3.67 arcmin in declination);

Key facts about HR8234

6.18
Sub-giant

HR8234 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -48.9°
Azimuth: 196.1°
Direction: South-South-West

Celestial coordinates and finder chart of HR8234

HR8234 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 HR8234 are provided in the following table:

21h 38m 56s
-79° 26’ 32”
312.39°
-33.86°
Octans

The simplified sky map below shows the position of HR8234 in the sky:

Finder chart HR8234 star
Simplified finder chart for HR8234.

Visibility of HR8234 from your location

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

HR8234 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR8234 from the Sun and relative movement

HR8234 is distant 195.91 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

60.10 pc
195.91 ly
-6 km/s
0.059 arcsec/year
-0.022 arcsec/year

Spectral properties of HR8234

HR8234 belongs to spectral class F4 and has a luminosity class of IV corresponding to a sub-giant star.

2.29
F4IV
6576K

The red dot in the diagram below shows where HR8234 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8234. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8234

SAO257942
SAO257942