HR6390

Above the horizon. Rise: 11:38 | Tran: 18:16 | Set: 0:54

Alt: 25.81° Az: 248.69° Direction: West-South-West

HR6390 is a hypergiant star of spectral class K0 in the constellation of Ophiuchus.

HR6390 visual magnitude is 6.33. Because of its faintness, HR6390 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 HR6390. The red arrow shows the motion of HR6390 during the next 10000 years (5.83 arcmin in Right Ascension and 2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 12m 56s

Declination +07° 51’ 58”

Hour Angle 03h 51m 25s

Sideral Time 21h 04m 22s

J2000

Right Ascension 17h 11m 45s

Declination +07° 53’ 40”

Galactic Coordinates

Galactic Longitude 28.6°

Galactic Latitude 25.73°

Finder Chart

Simplified finder chart for HR6390.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.33

Class Hypergiant

Absolute magnitude 0.88

Spectral Type K0III

Color Index (B-V) 1.04

Temperature 4649K

The red dot in the diagram below shows where HR6390 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6390. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6390 is distant 401.97 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 123.30

Distance (light year) 401.97

Radial Speed -6 km/s

Proper Motion RA 0.035 arcsec/y

Proper Motion Dec 0.014"/y

Alternative Designations

Henry Draper Catalogue HD155500

SAO Catalogue SAO122164

Hipparcos Catalogue HIP84113

Durchmusterung Catalogue BD+08 3367

FK5 Catalogue 1451

Visibility from Your Location

Today's HR6390 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 82.1° RISE 11:38

Max altitude: 46.4° TRANSIT 18:16

Azimuth: 277.9° SET 0:54

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

Location

Other stars in Ophiuchus