HR1559

Below the horizon. Rise: 9:53 | Tran: 11:48 | Set: 13:43

Alt: -71.47° Az: 329.31° Direction: South-West

HR1559 is a double main-sequence star of spectral class A1 in the constellation of Caelum.

HR1559 visual magnitude is 5.86. Because of its faintness, HR1559 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 HR1559. The red arrow shows the motion of HR1559 during the next 10000 years (4.33 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 04h 52m 23s

Declination -34° 51’ 53”

Hour Angle 11h 14m 23s

Sidereal Time 16h 06m 47s

J2000

Right Ascension 04h 51m 28s

Declination -34° 54’ 23”

Galactic Coordinates

Galactic Longitude 237.34°

Galactic Latitude -38.74°

Finder Chart

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Finder chart for HR1559.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.86

Class Main-sequence

Absolute magnitude 1.14

Spectral Type A1V

Color Index (B-V) 0.08

Temperature 9226K

The red dot in the diagram below shows where HR1559 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1559. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR1559 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 HR1559 double sysyem:

Main star magnitude 5.86

Secondary star magnitude 6.26

Magnitude difference 0.4

Separation 0.1 arcsec

Distance, Radial Speed, Proper Motion

HR1559 is distant 286.22 light years from the Sun and it is moving far from the Sun at the speed of 23 kilometers per second.

Distance (parsec) 87.80

Distance (light year) 286.22

Radial Speed 23 km/s

Proper Motion RA 0.026 arcsec/y

Proper Motion Dec -0.022"/y

Alternative Designations

Henry Draper Catalogue HD31093

SAO Catalogue SAO195357

Hipparcos Catalogue HIP22573

Durchmusterung Catalogue CD-35 1962

FK5 Catalogue 2364

Visibility from Your Location

Today's HR1559 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 124.9° RISE 9:53

Max altitude: 3.7° TRANSIT 11:48

Azimuth: 235.1° SET 13:43

Set Location

Other stars in Caelum