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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:44 
Transit: 12:53 
Sunset: 19:00
wb_twilight   (Civil Twilight)  
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All Constellations » Cepheus » 

HR8357

Above the horizon.  Circumpolar today
Alt: 56.43°   Az: 59.21°   Direction: East-North-East

HR8357 is a variable and multiple sub-giant star of spectral class B6 in the constellation of Cepheus.

HR8357 visual magnitude is 5.71. Because of its faintness, HR8357 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 HR8357 star
DSS2 image of HR8357. The red arrow shows the motion of HR8357 during the next 10000 years (2.17 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

21h 52m 51s
+55° 54’ 49”
20h 08m 11s
18h 01m 03s

J2000

21h 52m 00s
+55° 47’ 48”

Galactic Coordinates

99.56°
1.28°

Finder Chart

Finder chart HR8357 star
Simplified finder chart for HR8357.

Magnitude, Color, Spectral Class

5.71
Sub-giant

-0.76
B6IV
12103K

The red dot in the diagram below shows where HR8357 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8357. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8357 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR8357 double sysyem:

5.71
6.71
1
18.3 arcsec

Distance, Radial Speed, Proper Motion

HR8357 is distant 643.00 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

197.24
643.00
-7 km/s
0.013 arcsec/y
0.003"/y

Alternative Designations

SAO33819
SAO33819

Visibility from Your Location

HR8357 is circumpolar and transits at 21:51 UTC (altitude: 85.6°)