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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: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
sleep NighttimeWhat's Visible Now?
All Constellations » Aquarius » 


Altitude: -33.3°   Azimuth: 311.7°   Direction: North-West

HR8727 is a giant star in the constellation of Aquarius.

HR8727 visual magnitude is 6.31. Because of its reltive faintness, HR8727 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 HR8727 is -0.015 arcsec per year in Right Ascension and 0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8727 star
DSS2 image of HR8727. The red arrow shows the motion of HR8727 during the next 10000 years (-2.50 arcmin in Right Ascension and 0.33 arcmin in declination);

Key facts about HR8727


HR8727 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -33.3°
Azimuth: 311.7°
Direction: North-West

Celestial coordinates and finder chart of HR8727

HR8727 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8727 are provided in the following table:

22h 57m 17s
-04° 48’ 35”

The simplified sky map below shows the position of HR8727 in the sky:

Finder chart HR8727 star
Simplified finder chart for HR8727.

Visibility of HR8727 from your location

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

Today's HR8727 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.8°
Max altitude: 33.7°
Azimuth: 265.2°

Distance of HR8727 from the Sun and relative movement

HR8727 is distant 412.66 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

126.58 pc
412.66 ly
-9 km/s
-0.015 arcsec/year
0.002 arcsec/year

Spectral properties of HR8727

HR8727 belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8727 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8727. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8727