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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
SunriseRise: 6:04  
clear_day Transit: 12:06  
SunsetSet: 18:09
sunny DaytimeWhat's Visible Now?
All Constellations » Orion » 

HR2222

Altitude: 6.5°   Azimuth: 75.9°   Direction: East-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 skies, while it is not visible at all from skies affected by light pollution.

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);

Key facts about HR2222

5.91
Main-sequence

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

Altitude: 6.5°
Azimuth: 75.9°
Direction: East-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”
196.49°
-1.55°
Orion

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°

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.

-2.21
B1V
14354K

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:

5.91
12.51
6.6
21.3 arcsec

Alternative designations of HR2222

SAO95444
SAO95444