HR6544

Above the horizon. Rise: 22:07 | Tran: 3:11 | Set: 8:12

Alt: 21.64° Az: 213.33° Direction: South-South-West

HR6544 is a double main-sequence star of spectral class B8 in the constellation of Serpens.

HR6544 visual magnitude is 5.55. Because of its faintness, HR6544 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 HR6544. The red arrow shows the motion of HR6544 during the next 100000 years (8.33 arcmin in Right Ascension and 10.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 36m 11s

Declination -11° 15’ 25”

Hour Angle 02h 05m 31s

Sidereal Time 19h 41m 42s

J2000

Right Ascension 17h 34m 46s

Declination -11° 14’ 30”

Galactic Coordinates

Galactic Longitude 13.86°

Galactic Latitude 11.4°

Finder Chart

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Finder chart for HR6544.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.55

Class Main-sequence

Absolute magnitude 0.24

Spectral Type B8V

Color Index (B-V) 0.02

Temperature 9882K

The red dot in the diagram below shows where HR6544 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6544. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR6544 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR6544 double sysyem:

Main star magnitude 5.55

Secondary star magnitude 8.55

Magnitude difference 3

Separation 54.6 arcsec

Distance, Radial Speed, Proper Motion

HR6544 is distant 376.88 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

Distance (parsec) 115.61

Distance (light year) 376.88

Radial Speed -11 km/s

Proper Motion RA 0.005 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Henry Draper Catalogue HD159358

SAO Catalogue SAO160653

Hipparcos Catalogue HIP86019

Durchmusterung Catalogue BD-11 4411

FK5 Catalogue 1461

Visibility from Your Location

Today's HR6544 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 101.3° RISE 22:07

Max altitude: 27.3° TRANSIT 3:11

Azimuth: 258.7° SET 8:12

Set Location

Other stars in Serpens