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public LocationGreenwich, United Kingdom
Sunrise: 4:53 
Transit: 12:55 
Sunset: 20:59
wb_twilight   (Civil Twilight)   What's Visible Now?


Altitude: -43.9°   Azimuth: 264.8°   Direction: West

HR1439 is a double hypergiant star in the constellation of Eridanus.

HR1439 visual magnitude is 5.96. Because of its reltive faintness, HR1439 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 HR1439 is 0 arcsec per year in Right Ascension and 0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1439 star
DSS2 image of HR1439. The red arrow shows the motion of HR1439 during the next 10000 years (0.00 arcmin in Right Ascension and 5.17 arcmin in declination);

Key facts about HR1439


HR1439 is below the horizon from Greenwich, United Kingdom.

Altitude: -43.9°
Azimuth: 264.8°
Direction: West

Celestial coordinates and finder chart of HR1439

HR1439 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 HR1439 are provided in the following table:

04h 30m 40s
-35° 39’ 12”

The simplified sky map below shows the position of HR1439 in the sky:

Finder chart HR1439 star
Simplified finder chart for HR1439.

Visibility of HR1439 from your location

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

Today's HR1439 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 125.7°
Max altitude: 2.9°
Azimuth: 234.3°

Distance of HR1439 from the Sun and relative movement

HR1439 is distant 365.47 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

112.11 pc
365.47 ly
-8 km/s
0.031 arcsec/year

Spectral properties of HR1439

HR1439 belongs to spectral class K0 and has a luminosity class of II corresponding to a hypergiant star.


The red dot in the diagram below shows where HR1439 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1439. Attribution: Richard Powell / CC BY-SA

HR1439 star system properties

HR1439 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 HR1439 double sysyem:

36.6 arcsec

Alternative designations of HR1439