HR8685

Below the horizon. Never rises today

Alt: -38.37° Az: 252.84° Direction: West-South-West

HR8685 is a hypergiant star of spectral class M0 in the constellation of Grus.

HR8685 visual magnitude is 5.42. Because of its faintness, HR8685 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.

DSS2 image of HR8685. The red arrow shows the motion of HR8685 during the next 10000 years (3.67 arcmin in Right Ascension and -1.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 52m 26s

Declination -39° 01’ 31”

Hour Angle 07h 01m 23s

Sideral Time 05h 53m 49s

J2000

Right Ascension 22h 51m 02s

Declination -39° 09’ 24”

Galactic Coordinates

Galactic Longitude 359.57°

Galactic Latitude -62.25°

Finder Chart

Simplified finder chart for HR8685.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.42

Class Hypergiant

Absolute magnitude -2.23

Spectral Type M0III

Color Index (B-V) 1.43

Temperature 3902K

The red dot in the diagram below shows where HR8685 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8685. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8685 is distant 1,105.08 light years from the Sun and it is moving far from the Sun at the speed of 27 kilometers per second.

Distance (parsec) 338.98

Distance (light year) 1,105.08

Radial Speed 27 km/s

Proper Motion RA 0.022 arcsec/y

Proper Motion Dec -0.011"/y

Alternative Designations

Henry Draper Catalogue HD216149

SAO Catalogue SAO214134

Hipparcos Catalogue HIP112832

Durchmusterung Catalogue CD-3914848

FK5 Catalogue 1599

Visibility from Your Location

HR8685 is currently not visible from Greenwich, UK

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Grus