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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: 6:35  
clear_day Transit: 12:10  
SunsetSet: 17:45
sunny DaytimeWhat's Visible Now?
All Constellations » Crux » 

HR4622

Altitude: -75.2°   Azimuth: 137.2°   Direction: South-East

HR4622 is a bright giant star in the constellation of Crux.

HR4622 visual magnitude is 6.22. Because of its reltive faintness, HR4622 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 HR4622 is -0.013 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4622 star
DSS2 image of HR4622. The red arrow shows the motion of HR4622 during the next 10000 years (-2.17 arcmin in Right Ascension and 0.50 arcmin in declination);

Key facts about HR4622

6.22
Bright giant

HR4622 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -75.2°
Azimuth: 137.2°
Direction: South-East

Celestial coordinates and finder chart of HR4622

HR4622 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4622 are provided in the following table:

12h 08m 24s
-60° 50’ 49”
297.71°
1.59°
Crux

The simplified sky map below shows the position of HR4622 in the sky:

Finder chart HR4622 star
Simplified finder chart for HR4622.

Visibility of HR4622 from your location

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

HR4622 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4622 from the Sun and relative movement

HR4622 is distant 2,158.94 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

662.25 pc
2,158.94 ly
10 km/s
-0.013 arcsec/year
0.003 arcsec/year

Spectral properties of HR4622

HR4622 belongs to spectral class K3 and has a luminosity class of II corresponding to a bright giant star.

-2.89
K3II
3465K

The red dot in the diagram below shows where HR4622 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR4622. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4622

SAO251757
SAO251757