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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 4:42 
Transit: 13:00 
Sunset: 21:18
sunny   (Daytime)   What's Visible Now?

HR7552

Below the horizon.  Never rises today
Altitude: -26.9°   Azimuth: 238.8°   Direction: West-South-West

HR7552 is a variable hypergiant star of spectral class A0 in the constellation of Sagittarius.

HR7552 visual magnitude is 5.33. Because of its faintness, HR7552 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR7552

Finder chart HR7552 star
Simplified finder chart for HR7552.

HR7552 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7552 are provided in the following table:

19h 51m 50s
-39° 52’ 27”
0.03°
-28.05°
Sagittarius
Image of HR7552 star
DSS2 image of HR7552. The red arrow shows the motion of HR7552 during the next 10000 years (3.83 arcmin in Right Ascension and -2.50 arcmin in declination);

Key facts about HR7552

5.33
Hypergiant

HR7552 is also a CrSr chemically peculiar star.

0.25
A0
10941K

The red dot in the diagram below shows where HR7552 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7552. Attribution: Richard Powell / CC BY-SA

Distance of HR7552 from the Sun and relative movement

HR7552 is distant 338.88 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

103.95 pc
338.88 ly
-2 km/s
0.023 arcsec/year
-0.015 arcsec/year

Alternative designations of HR7552

SAO229903
SAO229903

Visibility of HR7552 from your location

HR7552 is currently not visible from Greenwich, UK