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: 6:54  
clear_day Transit: 12:49  
SunsetSet: 18:43 south
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All Constellations » Ara » 

HR6487

Altitude: -64.9°   Azimuth: 115.2°   Direction: East-South-East

HR6487 is a multiple bright giant star in the constellation of Ara.

HR6487 visual magnitude is 5.94. Because of its reltive faintness, HR6487 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 HR6487:

5.94
Bright giant

HR6487 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -64.9°
Azimuth: 115.2°
Direction: East-South-East

Celestial coordinates and finder chart of HR6487

HR6487 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 HR6487 are provided in the following table:

17h 28m 38s
-55° 10’ 10”
335.94°
-11.22°
Ara

The simplified sky map below shows the position of HR6487 in the sky:

Finder chart HR6487 star
Simplified finder chart for HR6487.

Visibility of HR6487 from your location

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

HR6487 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR6487

The image below is a photograph of HR6487 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 HR6487 is -0.017 arcsec per year in Right Ascension and -0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6487 star
DSS2 image of HR6487. The red arrow shows the motion of HR6487 during the next 10000 years (-2.83 arcmin in Right Ascension and -2.00 arcmin in declination);

Distance of HR6487 from the Sun and relative movement

HR6487 is distant 898.07 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

275.48 pc
898.07 ly
-13 km/s
-0.017 arcsec/year
-0.012 arcsec/year

Spectral properties of HR6487

HR6487 belongs to spectral class G8 and has a luminosity class of II corresponding to a bright giant star.

-1.26
G8II
4493K

The red dot in the diagram below shows where HR6487 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6487. Attribution: Richard Powell / CC BY-SA

HR6487 star system properties

HR6487 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR6487 double sysyem:

5.94
12.44
6.5
37 arcsec

Alternative designations of HR6487

SAO244770
SAO244770