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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
north SunriseRise: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
sleep NighttimeWhat's Visible Now?
All Constellations » Draco » 


Altitude: 42.2°   Azimuth: 322.0°   Direction: North-West

HR7042 is a hypergiant star in the constellation of Draco.

HR7042 visual magnitude is 6.09. Because of its reltive faintness, HR7042 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 HR7042:


HR7042 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 42.2°
Azimuth: 322.0°
Direction: North-West

Celestial coordinates and finder chart of HR7042

HR7042 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7042 are provided in the following table:

18h 40m 56s
+62° 44’ 58”

The simplified sky map below shows the position of HR7042 in the sky:

Finder chart HR7042 star
Simplified finder chart for HR7042.

Visibility of HR7042 from your location

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

HR7042 is circumpolar and transits at 13:52 UTC (altitude: 78.7°)

Digitized Sky Survey image of HR7042

The image below is a photograph of HR7042 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 HR7042 is 0 arcsec per year in Right Ascension and 0.061 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7042 star
DSS2 image of HR7042. The red arrow shows the motion of HR7042 during the next 10000 years (0.00 arcmin in Right Ascension and 10.17 arcmin in declination);

Distance of HR7042 from the Sun and relative movement

HR7042 is distant 383.08 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

117.51 pc
383.08 ly
-26 km/s
0.061 arcsec/year

Spectral properties of HR7042

HR7042 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR7042 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7042. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7042