Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:44  
clear_day Transit: 12:57  
SunsetSet: 21:11 south
wb_twilight Nautical TwilightWhat's Visible Now
All Constellations » Orion » 


Altitude: -22.0°   Azimuth: 22.9°   Direction: North-North-East

HR2222 is a variable and double main-sequence star in the constellation of Orion.

HR2222 visual magnitude is 5.91. Because of its reltive faintness, HR2222 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 HR2222:


HR2222 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -22.0°
Azimuth: 22.9°
Direction: North-North-East

Celestial coordinates and finder chart of HR2222

HR2222 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 HR2222 are provided in the following table:

06h 15m 08s
+13° 51’ 03”

The simplified sky map below shows the position of HR2222 in the sky:

Finder chart HR2222 star
Simplified finder chart for HR2222.

Visibility of HR2222 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 HR2222 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: 76.1°
Max altitude: 52.4°
Azimuth: 283.9°
HR2222 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR2222

The image below is a photograph of HR2222 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 HR2222 is 0.023 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2222 star
DSS2 image of HR2222. The red arrow shows the motion of HR2222 during the next 10000 years (3.83 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR2222 from the Sun and relative movement

HR2222 is distant 1,369.75 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.

420.17 pc
1,369.75 ly
36 km/s
0.023 arcsec/year
0.006 arcsec/year

Spectral properties of HR2222

HR2222 belongs to spectral class B1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2222 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2222. Attribution: Richard Powell / CC BY-SA

HR2222 star system properties

HR2222 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 HR2222 double sysyem:

21.3 arcsec

Alternative designations of HR2222