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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:07 
Transit: 13:06 
Sunset: 21:04
wb_twilight   (Astronomical Twilight)   What's Visible Now?
All Constellations » Vulpecula » 

HR8197

Above the horizon.  Rise: 18:14 | Tran: 2:36 | Set: 10:54
Alt: 57.20°   Az: 135.54°   Direction: South-East

HR8197 is a hypergiant star of spectral class K0 in the constellation of Vulpecula.

HR8197 visual magnitude is 6.32. Because of its faintness, HR8197 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 HR8197 star
DSS2 image of HR8197. The red arrow shows the motion of HR8197 during the next 10000 years (5.50 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

21h 25m 29s
+24° 38’ 07”
22h 21m 17s
19h 46m 47s

J2000

21h 24m 23s
+24° 31’ 44”

Galactic Coordinates

74.16°
-18.17°

Finder Chart

Finder chart HR8197 star
Simplified finder chart for HR8197.

Magnitude, Color, Spectral Class

6.32
Hypergiant

0.36
K0III
4649K

The red dot in the diagram below shows where HR8197 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8197. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8197 is distant 507.79 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

155.76
507.79
-24 km/s
0.033 arcsec/y

Alternative Designations

SAO89682
SAO89682

Visibility from Your Location

Today's HR8197 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.4°
Max altitude: 63.2°
Azimuth: 294.6°