HR7549

Below the horizon. Never rises today

Alt: -54.45° Az: 120.12° Direction: South-South-West

HR7549 is a double main-sequence star of spectral class A2 in the constellation of Telescopium.

HR7549 visual magnitude is 6.5. Because of its faintness, HR7549 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 HR7549. The red arrow shows the motion of HR7549 during the next 100000 years (13.33 arcmin in Right Ascension and -5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 54m 39s

Declination -54° 54’ 33”

Hour Angle 16h 04m 08s

Sidereal Time 11h 58m 47s

J2000

Right Ascension 19h 52m 39s

Declination -54° 58’ 36”

Galactic Coordinates

Galactic Longitude 342.93°

Galactic Latitude -30.55°

Finder Chart

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Finder chart for HR7549.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.5

Class Main-sequence

Absolute magnitude 1.86

Spectral Type A2V

Color Index (B-V) 0.1

Temperature 9028K

The red dot in the diagram below shows where HR7549 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7549. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7549 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR7549 double sysyem:

Main star magnitude 6.5

Secondary star magnitude 7.2

Magnitude difference 0.7

Separation 22.9 arcsec

Distance, Radial Speed, Proper Motion

HR7549 is distant 275.57 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.

Distance (parsec) 84.53

Distance (light year) 275.57

Radial Speed -22 km/s

Proper Motion RA 0.008 arcsec/y

Proper Motion Dec -0.003"/y

Alternative Designations

Henry Draper Catalogue HD187421

SAO Catalogue SAO246312

Hipparcos Catalogue HIP97819

Durchmusterung Catalogue CP-55 9222

Visibility from Your Location

HR7549 is currently not visible from Greenwich, UK

Set Location

Other stars in Telescopium