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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:57  
clear_day Transit: 12:57  
SunsetSet: 19:59
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All Constellations » Caelum » 

HR1559

Altitude: -69.1°   Azimuth: 315.6°   Direction: North-West

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

HR1559 visual magnitude is 5.86. Because of its reltive faintness, HR1559 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR1559 is 0.026 arcsec per year in Right Ascension and -0.022 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1559 star
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);

Key facts about HR1559

5.86
Main-sequence

HR1559 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -69.1°
Azimuth: 315.6°
Direction: North-West

Celestial coordinates and finder chart of HR1559

HR1559 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1559 are provided in the following table:

04h 51m 28s
-34° 54’ 23”
237.34°
-38.74°
Caelum

The simplified sky map below shows the position of HR1559 in the sky:

Finder chart HR1559 star
Simplified finder chart for HR1559.

Visibility of HR1559 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

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

Azimuth: 124.9°
Max altitude: 3.6°
Azimuth: 235.1°

Distance of HR1559 from the Sun and relative movement

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.

87.80 pc
286.22 ly
23 km/s
0.026 arcsec/year
-0.022 arcsec/year

Spectral properties of HR1559

HR1559 belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.

1.14
A1V
9226K

The red dot in the diagram below shows where HR1559 is situated in the Hertzsprungā€“Russell diagram.

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

HR1559 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:

5.86
6.26
0.4
0.1 arcsec

Alternative designations of HR1559

SAO195357
SAO195357