Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]


HR1039 is a hypergiant star in the constellation of Taurus.

HR1039 visual magnitude is 6.28. Because of its reltive faintness, HR1039 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR1039:

HR1039 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR1039

HR1039 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1039 are provided in the following table:

03h 27m 18s
+12° 44’ 05”

The simplified sky map below shows the position of HR1039 in the sky:

Finder chart HR1039 star
Simplified finder chart for HR1039.

Visibility of HR1039 from your location

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

Today's HR1039 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.3°
Max altitude: 51.3°
Azimuth: 282.7°
HR1039 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR1039

The image below is a photograph of HR1039 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR1039 is 0.007 arcsec per year in Right Ascension and -0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1039 star
DSS2 image of HR1039. The red arrow shows the motion of HR1039 during the next 10000 years (1.17 arcmin in Right Ascension and -3.17 arcmin in declination);

Distance of HR1039 from the Sun and relative movement

HR1039 is distant 340.29 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

104.38 pc
340.29 ly
15 km/s
0.007 arcsec/year
-0.019 arcsec/year

Spectral properties of HR1039

HR1039 belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR1039 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1039. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1039