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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
wb_twilight   (Astronomical Twilight)   What's Visible Now?


Above the horizon.  Circumpolar today
Altitude: 28.7°   Azimuth: 11.2°   Direction: North

HR747 is a giant star of spectral class K5 in the constellation of Cassiopeia.

HR747 visual magnitude is 5.78. Because of its faintness, HR747 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 HR747

Finder chart HR747 star
Simplified finder chart for HR747.

HR747 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 HR747 are provided in the following table:

02h 37m 36s
+65° 44’ 44”
Image of HR747 star
DSS2 image of HR747. The red arrow shows the motion of HR747 during the next 10000 years (7.00 arcmin in Right Ascension and -0.83 arcmin in declination);

Key facts about HR747


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR747 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR747. Attribution: Richard Powell / CC BY-SA

Distance of HR747 from the Sun and relative movement

HR747 is distant 815.00 light years from the Sun and it is moving far from the Sun at the speed of 41 kilometers per second.

250.00 pc
815.00 ly
41 km/s
0.042 arcsec/year
-0.005 arcsec/year

Alternative designations of HR747


Visibility of HR747 from your location

HR747 is circumpolar and transits at 08:57 UTC (altitude: 75.7°)