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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sunny DaytimeWhat's Visible Now?
All Constellations » Cepheus » 


Altitude: 52.2°   Azimuth: 330.9°   Direction: North-North-West

HR8473 is a star in the constellation of Cepheus.

HR8473 visual magnitude is 6.37. Because of its reltive faintness, HR8473 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR8473 is -0.009 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8473 star
DSS2 image of HR8473. The red arrow shows the motion of HR8473 during the next 10000 years (-1.50 arcmin in Right Ascension and -4.67 arcmin in declination);

Key facts about HR8473


HR8473 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 52.2°
Azimuth: 330.9°
Direction: North-North-West

Celestial coordinates and finder chart of HR8473

HR8473 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR8473 are provided in the following table:

22h 10m 15s
+72° 06’ 39”

The simplified sky map below shows the position of HR8473 in the sky:

Finder chart HR8473 star
Simplified finder chart for HR8473.

Visibility of HR8473 from your location

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

HR8473 is circumpolar and transits at 11:58 UTC (altitude: 69.4°)

Distance of HR8473 from the Sun and relative movement

HR8473 is distant 510.97 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

156.74 pc
510.97 ly
-3 km/s
-0.009 arcsec/year
-0.028 arcsec/year

Spectral properties of HR8473

HR8473 belongs to spectral class B9 HR8473 is also a HgMn chemically peculiar star.


The red dot in the diagram below shows where HR8473 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR8473. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8473