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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: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Orion » 


Altitude: 11.2°   Azimuth: 238.3°   Direction: West-South-West

HR1942 is a main-sequence star in the constellation of Orion.

HR1942 visual magnitude is 6.5. Because of its reltive faintness, HR1942 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 HR1942:


HR1942 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 11.2°
Azimuth: 238.3°
Direction: West-South-West

Celestial coordinates and finder chart of HR1942

HR1942 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 HR1942 are provided in the following table:

05h 39m 30s
-09° 42’ 24”

The simplified sky map below shows the position of HR1942 in the sky:

Finder chart HR1942 star
Simplified finder chart for HR1942.

Visibility of HR1942 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 HR1942 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: 99.7°
Max altitude: 28.8°
Azimuth: 260.3°

Digitized Sky Survey image of HR1942

The image below is a photograph of HR1942 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 HR1942 is 0.008 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR1942 star
DSS2 image of HR1942. The red arrow shows the motion of HR1942 during the next 10000 years (1.33 arcmin in Right Ascension and -2.33 arcmin in declination);

Distance of HR1942 from the Sun and relative movement

HR1942 is distant 565.97 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

173.61 pc
565.97 ly
21 km/s
0.008 arcsec/year
-0.014 arcsec/year

Spectral properties of HR1942

HR1942 belongs to spectral class B7 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR1942 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1942. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1942