We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Your support helps us pay the server bills » Donate
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Pegasus » 


Altitude: 2.7°   Azimuth: 66.5°   Direction: East-North-East

HR8784 is a sub-giant star in the constellation of Pegasus.

HR8784 visual magnitude is 6.44. Because of its reltive faintness, HR8784 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 HR8784 is -0.185 arcsec per year in Right Ascension and -0.194 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR8784 star
DSS2 image of HR8784. The red arrow shows the motion of HR8784 during the next 1000 years (-3.08 arcmin in Right Ascension and -3.23 arcmin in declination);

Key facts about HR8784


HR8784 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 2.7°
Azimuth: 66.5°
Direction: East-North-East

Celestial coordinates and finder chart of HR8784

HR8784 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 HR8784 are provided in the following table:

23h 05m 06s
+16° 33’ 47”

The simplified sky map below shows the position of HR8784 in the sky:

Finder chart HR8784 star
Simplified finder chart for HR8784.

Visibility of HR8784 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 HR8784 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: 73.4°
Max altitude: 55.1°
Azimuth: 286.6°

Distance of HR8784 from the Sun and relative movement

HR8784 is distant 131.56 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

40.36 pc
131.56 ly
-27 km/s
-0.185 arcsec/year
-0.194 arcsec/year

Spectral properties of HR8784

HR8784 belongs to spectral class G8 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR8784 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8784. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8784