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: 4:44  
clear_day Transit: 12:57  
SunsetSet: 21:11 south
sunny DaytimeWhat's Visible Now
All Constellations » Cepheus » 


Altitude: 82.7°   Azimuth: 35.0°   Direction: North-East

HR8506 is a giant star in the constellation of Cepheus.

HR8506 visual magnitude is 5.88. Because of its reltive faintness, HR8506 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 HR8506:


HR8506 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 82.7°
Azimuth: 35.0°
Direction: North-East

Celestial coordinates and finder chart of HR8506

HR8506 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8506 are provided in the following table:

22h 16m 26s
+57° 13’ 13”

The simplified sky map below shows the position of HR8506 in the sky:

Finder chart HR8506 star
Simplified finder chart for HR8506.

Visibility of HR8506 from your location

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

HR8506 is circumpolar and transits at 05:07 UTC (altitude: 84.3°)

Digitized Sky Survey image of HR8506

The image below is a photograph of HR8506 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 HR8506 is 0.043 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8506 star
DSS2 image of HR8506. The red arrow shows the motion of HR8506 during the next 10000 years (7.17 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR8506 from the Sun and relative movement

HR8506 is distant 727.68 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

223.21 pc
727.68 ly
-8 km/s
0.043 arcsec/year
0.006 arcsec/year

Spectral properties of HR8506

HR8506 belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8506 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR8506. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8506