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
Donate now and help us to keep this site free and ad-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sunny DaytimeWhat's Visible Now?
All Constellations » Andromeda » 

HR552

Altitude: 17.7°   Azimuth: 51.9°   Direction: North-East

HR552 is a hypergiant star in the constellation of Andromeda.

HR552 visual magnitude is 6.26. Because of its reltive faintness, HR552 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 HR552:

6.26
Hypergiant

HR552 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 17.7°
Azimuth: 51.9°
Direction: North-East

Celestial coordinates and finder chart of HR552

HR552 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 HR552 are provided in the following table:

01h 54m 57s
+37° 07’ 41”
136.75°
-24.03°
Andromeda

The simplified sky map below shows the position of HR552 in the sky:

Finder chart HR552 star
Simplified finder chart for HR552.

Visibility of HR552 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 HR552 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: 52.9°
Max altitude: 75.6°
Azimuth: 307.1°

Digitized Sky Survey image of HR552

The image below is a photograph of HR552 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 HR552 is 0.021 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR552 star
DSS2 image of HR552. The red arrow shows the motion of HR552 during the next 10000 years (3.50 arcmin in Right Ascension and -1.67 arcmin in declination);

Distance of HR552 from the Sun and relative movement

HR552 is distant 524.96 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

161.03 pc
524.96 ly
-2 km/s
0.021 arcsec/year
-0.01 arcsec/year

Spectral properties of HR552

HR552 belongs to spectral class K0

0.23
K0
4368K

The red dot in the diagram below shows where HR552 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR552. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR552

SAO55082
SAO55082