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: 4:49  
clear_day Transit: 12:56  
SunsetSet: 21:04 south
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All Constellations » Ara » 

HR6632

HR6632 is a giant star in the constellation of Ara.

HR6632 visual magnitude is 6.09. Because of its reltive faintness, HR6632 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 HR6632:

6.09
Giant
HR6632 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR6632

HR6632 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 HR6632 are provided in the following table:

17h 51m 11s
-53° 07’ 50”
339.43°
-13.06°
Ara

The simplified sky map below shows the position of HR6632 in the sky:

Finder chart HR6632 star
Simplified finder chart for HR6632.

Visibility of HR6632 from your location

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

HR6632 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR6632

The image below is a photograph of HR6632 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 HR6632 is 0.006 arcsec per year in Right Ascension and -0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6632 star
DSS2 image of HR6632. The red arrow shows the motion of HR6632 during the next 10000 years (1.00 arcmin in Right Ascension and -2.17 arcmin in declination);

Distance of HR6632 from the Sun and relative movement

HR6632 is distant 507.79 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

155.76 pc
507.79 ly
19 km/s
0.006 arcsec/year
-0.013 arcsec/year

Spectral properties of HR6632

HR6632 belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.

0.13
B9III
10125K

The red dot in the diagram below shows where HR6632 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6632. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6632

SAO245072
SAO245072