HR6613

Below the horizon. Rise: 2:06 | Tran: 2:45 | Set: 3:23

Alt: -44.81° Az: 98.58° Direction: East

HR6613 is a double main-sequence star of spectral class B9 in the constellation of Scorpius.

HR6613 visual magnitude is 6.43. Because of its faintness, HR6613 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 HR6613. The red arrow shows the motion of HR6613 during the next 100000 years (-3.33 arcmin in Right Ascension and -11.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 48m 51s

Declination -38° 07’ 08”

Hour Angle 16h 12m 21s

Sidereal Time 10h 01m 13s

J2000

Right Ascension 17h 47m 07s

Declination -38° 06’ 42”

Galactic Coordinates

Galactic Longitude 352.3°

Galactic Latitude -5.02°

Finder Chart

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Finder chart for HR6613.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.43

Class Main-sequence

Absolute magnitude 1.09

Spectral Type B9V

Color Index (B-V) -0.02

Temperature 10382K

The red dot in the diagram below shows where HR6613 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6613. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6613 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 HR6613 double sysyem:

Main star magnitude 6.43

Secondary star magnitude 6.73

Magnitude difference 0.3

Separation 0.1 arcsec

Distance, Radial Speed, Proper Motion

HR6613 is distant 381.29 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 116.96

Distance (light year) 381.29

Radial Speed 1 km/s

Proper Motion RA -0.002 arcsec/y

Proper Motion Dec -0.007"/y

Alternative Designations

Henry Draper Catalogue HD161390

SAO Catalogue SAO209246

Hipparcos Catalogue HIP87042

Durchmusterung Catalogue CD-3812189

Visibility from Your Location

Today's HR6613 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 128.1° RISE 2:06

Max altitude: 0.4° TRANSIT 2:45

Azimuth: 231.9° SET 3:23

Set Location

Other stars in Scorpius