HR6398

Below the horizon. Never rises today

Alt: -60.27° Az: 79.69° Direction: East

HR6398 is a double main-sequence star of spectral class F7 in the constellation of Scorpius.

HR6398 visual magnitude is 5.96. Because of its faintness, HR6398 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 HR6398. The red arrow shows the motion of HR6398 during the next 1000 years (-3.03 arcmin in Right Ascension and -6.87 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 17m 17s

Declination -38° 37’ 11”

Hour Angle 14h 34m 32s

Sideral Time 07h 51m 50s

J2000

Right Ascension 17h 15m 35s

Declination -38° 35’ 38”

Galactic Coordinates

Galactic Longitude 348.52°

Galactic Latitude -0.11°

Finder Chart

Simplified finder chart for HR6398.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.96

Class Main-sequence

Absolute magnitude 3.53

Spectral Type F7V

Color Index (B-V) 0.58

Temperature 6047K

The red dot in the diagram below shows where HR6398 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6398. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6398 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR6398 double sysyem:

Main star magnitude 5.96

Secondary star magnitude 6.06

Magnitude difference 0.1

Separation 0.1 arcsec

Distance, Radial Speed, Proper Motion

HR6398 is distant 100.00 light years from the Sun and it is moving towards the Sun at the speed of 54 kilometers per second.

Distance (parsec) 30.67

Distance (light year) 100.00

Radial Speed -54 km/s

Proper Motion RA -0.182 arcsec/y

Proper Motion Dec -0.412"/y

Alternative Designations

Henry Draper Catalogue HD155826

SAO Catalogue SAO208591

Hipparcos Catalogue HIP84425

Durchmusterung Catalogue CD-3811686

Visibility from Your Location

HR6398 is currently not visible from Greenwich, UK

Set Location

Other stars in Scorpius