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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: 5:51  
clear_day Transit: 12:57  
SunsetSet: 20:04
sunny DaytimeWhat's Visible Now?
All Constellations » Boötes » 


Altitude: 28.2°   Azimuth: 73.4°   Direction: East-North-East

HR5422 is a double hypergiant star in the constellation of Boötes.

HR5422 visual magnitude is 6.06. Because of its reltive faintness, HR5422 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 HR5422 is -0.018 arcsec per year in Right Ascension and 0.004 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5422 star
DSS2 image of HR5422. The red arrow shows the motion of HR5422 during the next 10000 years (-3.00 arcmin in Right Ascension and 0.67 arcmin in declination);

Key facts about HR5422


HR5422 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 28.2°
Azimuth: 73.4°
Direction: East-North-East

Celestial coordinates and finder chart of HR5422

HR5422 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 HR5422 are provided in the following table:

14h 29m 49s
+31° 47’ 27”

The simplified sky map below shows the position of HR5422 in the sky:

Finder chart HR5422 star
Simplified finder chart for HR5422.

Visibility of HR5422 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 HR5422 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: 58.2°
Max altitude: 70.3°
Azimuth: 301.8°

Distance of HR5422 from the Sun and relative movement

HR5422 is distant 348.66 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

106.95 pc
348.66 ly
-9 km/s
-0.018 arcsec/year
0.004 arcsec/year

Spectral properties of HR5422

HR5422 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR5422 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5422. Attribution: Richard Powell / CC BY-SA

HR5422 star system properties

HR5422 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR5422 double sysyem:

25.8 arcsec

Alternative designations of HR5422