HR3542

Below the horizon. Never rises today

Alt: -85.48° Az: 257.70° Direction: West-South-West

HR3542 is a double hypergiant star of spectral class A0 in the constellation of Vela.

HR3542 visual magnitude is 6.39. Because of its faintness, HR3542 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 HR3542. The red arrow shows the motion of HR3542 during the next 10000 years (-3.17 arcmin in Right Ascension and 0.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 08h 53m 26s

Declination -52° 13’ 27”

Hour Angle 11h 31m 05s

Sidereal Time 20h 24m 31s

J2000

Right Ascension 08h 52m 40s

Declination -52° 07’ 45”

Galactic Coordinates

Galactic Longitude 270.8°

Galactic Latitude -4.83°

Finder Chart

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Finder chart for HR3542.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.39

Class Hypergiant

Absolute magnitude 0.67

Spectral Type A0V

Color Index (B-V) 0

Temperature 10125K

The red dot in the diagram below shows where HR3542 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3542. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR3542 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR3542 double sysyem:

Main star magnitude 6.39

Secondary star magnitude 7.99

Magnitude difference 1.6

Separation 2.8 arcsec

Distance, Radial Speed, Proper Motion

HR3542 is distant 453.41 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 139.08

Distance (light year) 453.41

Radial Speed 18 km/s

Proper Motion RA -0.019 arcsec/y

Proper Motion Dec 0.005"/y

Alternative Designations

Henry Draper Catalogue HD76230

SAO Catalogue SAO236362

Hipparcos Catalogue HIP43593

Durchmusterung Catalogue CD-51 3303

Visibility from Your Location

HR3542 is currently not visible from Greenwich, UK

Set Location

Other stars in Vela