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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
north SunriseRise: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Monoceros » 


Altitude: -6.6°   Azimuth: 90.3°   Direction: East

HR2552 is a hypergiant star in the constellation of Monoceros.

HR2552 visual magnitude is 6.3. Because of its reltive faintness, HR2552 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 HR2552:


HR2552 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -6.6°
Azimuth: 90.3°
Direction: East

Celestial coordinates and finder chart of HR2552

HR2552 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 HR2552 are provided in the following table:

06h 52m 22s
-05° 18’ 57”

The simplified sky map below shows the position of HR2552 in the sky:

Finder chart HR2552 star
Simplified finder chart for HR2552.

Visibility of HR2552 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 HR2552 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: 95.3°
Max altitude: 33.2°
Azimuth: 264.7°

Digitized Sky Survey image of HR2552

The image below is a photograph of HR2552 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 HR2552 is -0.02 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2552 star
DSS2 image of HR2552. The red arrow shows the motion of HR2552 during the next 10000 years (-3.33 arcmin in Right Ascension and -1.33 arcmin in declination);

Distance of HR2552 from the Sun and relative movement

HR2552 is distant 476.61 light years from the Sun and it is moving far from the Sun at the speed of 31 kilometers per second.

146.20 pc
476.61 ly
31 km/s
-0.02 arcsec/year
-0.008 arcsec/year

Spectral properties of HR2552

HR2552 belongs to spectral class K0


The red dot in the diagram below shows where HR2552 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2552. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2552