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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:12 
Transit: 12:56 
Sunset: 20:41
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All Constellations » Cepheus » 

HR8557

Above the horizon.  Circumpolar today
Alt: 44.32°   Az: 333.38°   Direction: North-North-West

HR8557 is a giant star of spectral class K2 in the constellation of Cepheus.

HR8557 visual magnitude is 5.47. Because of its faintness, HR8557 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.

Image of HR8557 star
DSS2 image of HR8557. The red arrow shows the motion of HR8557 during the next 10000 years (3.00 arcmin in Right Ascension and 1.00 arcmin in declination);

Celestial Coordinates

Apparent

22h 26m 40s
+70° 54’ 01”
06h 46m 02s
05h 12m 42s

J2000

22h 26m 00s
+70° 46’ 14”

Galactic Coordinates

111.45°
11.22°

Finder Chart

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Finder chart for HR8557.

Magnitude, Color, Spectral Class

5.47
Giant

-0.54
K2
4309K

The red dot in the diagram below shows where HR8557 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8557. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8557 is distant 519.94 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

159.49
519.94
-17 km/s
0.018 arcsec/y
0.006"/y

Alternative Designations

SAO10366
SAO10366

Visibility from Your Location

HR8557 is circumpolar and transits at 07:01 UTC (altitude: 70.6°)