HR6668

Below the horizon. Rise: 15:39 | Tran: 17:40 | Set: 19:41

Alt: -33.73° Az: 255.29° Direction: West-South-West

HR6668 is a main-sequence star of spectral class B9 in the constellation of Scorpius.

HR6668 visual magnitude is 5.96. Because of its faintness, HR6668 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 HR6668. The red arrow shows the motion of HR6668 during the next 10000 years (1.67 arcmin in Right Ascension and 1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 56m 06s

Declination -34° 28’ 09”

Hour Angle 06h 50m 36s

Sideral Time 00h 46m 42s

J2000

Right Ascension 17h 54m 27s

Declination -34° 27’ 59”

Galactic Coordinates

Galactic Longitude 356.21°

Galactic Latitude -4.44°

Finder Chart

Simplified finder chart for HR6668.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.96

Class Main-sequence

Absolute magnitude -1.10

Spectral Type B9V

Color Index (B-V) -0.01

Temperature 10252K

The red dot in the diagram below shows where HR6668 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6668. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6668 is distant 842.38 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 258.40

Distance (light year) 842.38

Radial Speed -16 km/s

Proper Motion RA 0.01 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Henry Draper Catalogue HD162817

SAO Catalogue SAO209446

Hipparcos Catalogue HIP87671

Durchmusterung Catalogue CD-3412244

Visibility from Your Location

Today's HR6668 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.5° RISE 15:39

Max altitude: 4.1° TRANSIT 17:40

Azimuth: 235.5° SET 19:41

Set Location

Other stars in Scorpius