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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: 7:38  
clear_day Transit: 11:46  
SunsetSet: 15:54 south
sunny DaytimeWhat's Visible Now?
All Constellations » Carina » 


Altitude: -84.6°   Azimuth: 253.2°   Direction: West-South-West

HR2278 is a giant star in the constellation of Carina.

HR2278 visual magnitude is 6.41. Because of its reltive faintness, HR2278 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 HR2278:


HR2278 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -84.6°
Azimuth: 253.2°
Direction: West-South-West

Celestial coordinates and finder chart of HR2278

HR2278 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 HR2278 are provided in the following table:

06h 17m 51s
-52° 43’ 59”

The simplified sky map below shows the position of HR2278 in the sky:

Finder chart HR2278 star
Simplified finder chart for HR2278.

Visibility of HR2278 from your location

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

HR2278 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2278

The image below is a photograph of HR2278 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 HR2278 is 0.003 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR2278 star
DSS2 image of HR2278. The red arrow shows the motion of HR2278 during the next 100000 years (5.00 arcmin in Right Ascension and -10.00 arcmin in declination);

Distance of HR2278 from the Sun and relative movement

HR2278 is distant 857.89 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

263.16 pc
857.89 ly
-5 km/s
0.003 arcsec/year
-0.006 arcsec/year

Spectral properties of HR2278

HR2278 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR2278 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2278. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2278