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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
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All Constellations » Columba » 

HR2055

Altitude: -49.9°   Azimuth: 266.5°   Direction: West

HR2055 is a double giant star in the constellation of Columba.

HR2055 visual magnitude is 6.7. Because of its reltive faintness, HR2055 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 HR2055 is 0.004 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2055 star
DSS2 image of HR2055. The red arrow shows the motion of HR2055 during the next 100000 years (6.67 arcmin in Right Ascension and -6.67 arcmin in declination);

Key facts about HR2055

6.7
Giant

HR2055 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -49.9°
Azimuth: 266.5°
Direction: West

Celestial coordinates and finder chart of HR2055

HR2055 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 HR2055 are provided in the following table:

05h 52m 47s
-38° 31’ 32”
244.45°
-27.4°
Columba

The simplified sky map below shows the position of HR2055 in the sky:

Finder chart HR2055 star
Simplified finder chart for HR2055.

Visibility of HR2055 from your location

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

HR2055 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR2055 from the Sun and relative movement

HR2055 is distant 1,112.63 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

341.30 pc
1,112.63 ly
4 km/s
0.004 arcsec/year
-0.004 arcsec/year

Spectral properties of HR2055

HR2055 belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

-0.97
K1III
4559K

The red dot in the diagram below shows where HR2055 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2055. Attribution: Richard Powell / CC BY-SA

HR2055 star system properties

HR2055 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR2055 double sysyem:

6.7
10.2
3.5
1.2 arcsec

Alternative designations of HR2055

SAO196274
SAO196274