HR6647

Below the horizon. Rise: 22:52 | Tran: 0:48 | Set: 2:48

Alt: -25.63° Az: 114.44° Direction: South-South-West

HR6647 is a variable main-sequence star of spectral class B6 in the constellation of Scorpius.

HR6647 visual magnitude is 5.9. Because of its faintness, HR6647 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 HR6647. The red arrow shows the motion of HR6647 during the next 100000 years (6.67 arcmin in Right Ascension and -6.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 53m 55s

Declination -34° 48’ 12”

Hour Angle 18h 06m 17s

Sidereal Time 12h 00m 13s

J2000

Right Ascension 17h 52m 13s

Declination -34° 47’ 57”

Galactic Coordinates

Galactic Longitude 355.69°

Galactic Latitude -4.22°

Finder Chart

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Finder chart for HR6647.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.9

Class Main-sequence

Absolute magnitude -1.13

Spectral Type B6V

Color Index (B-V) -0.1

Temperature 11573K

The red dot in the diagram below shows where HR6647 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6647. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6647 is distant 829.52 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

Distance (parsec) 254.45

Distance (light year) 829.52

Radial Speed -13 km/s

Proper Motion RA 0.004 arcsec/y

Proper Motion Dec -0.004"/y

Alternative Designations

Henry Draper Catalogue HD162374

SAO Catalogue SAO209383

Hipparcos Catalogue HIP87460

Durchmusterung Catalogue CD-3412165

General Catalogue of Variable Stars V957 Sco

Visibility from Your Location

Today's HR6647 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.8° RISE 22:52

Max altitude: 3.7° TRANSIT 0:48

Azimuth: 235.2° SET 2:48

Set Location

Other stars in Scorpius