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: 6:44  
clear_day Transit: 12:51  
SunsetSet: 18:57 south
sunny DaytimeWhat's Visible Now
All Constellations » Triangulum Australe » 


Altitude: -39.0°   Azimuth: 153.4°   Direction: South-South-East

HR6231 is a giant star in the constellation of Triangulum Australe.

HR6231 visual magnitude is 6.32. Because of its reltive faintness, HR6231 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 HR6231:


HR6231 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -39.0°
Azimuth: 153.4°
Direction: South-South-East

Celestial coordinates and finder chart of HR6231

HR6231 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 HR6231 are provided in the following table:

16h 52m 17s
-67° 40’ 54”
Triangulum Australe

The simplified sky map below shows the position of HR6231 in the sky:

Finder chart HR6231 star
Simplified finder chart for HR6231.

Visibility of HR6231 from your location

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

HR6231 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR6231

The image below is a photograph of HR6231 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 HR6231 is -0.073 arcsec per year in Right Ascension and -0.064 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6231 star
DSS2 image of HR6231. The red arrow shows the motion of HR6231 during the next 10000 years (-12.17 arcmin in Right Ascension and -10.67 arcmin in declination);

Distance of HR6231 from the Sun and relative movement

HR6231 is distant 377.31 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

115.74 pc
377.31 ly
8 km/s
-0.073 arcsec/year
-0.064 arcsec/year

Spectral properties of HR6231

HR6231 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR6231 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6231. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6231