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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: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Carina » 


Altitude: -50.2°   Azimuth: 118.1°   Direction: East-South-East

HR2815 is a bright giant star in the constellation of Carina.

HR2815 visual magnitude is 5.39. Because of its reltive faintness, HR2815 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 HR2815:

Bright giant

HR2815 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -50.2°
Azimuth: 118.1°
Direction: East-South-East

Celestial coordinates and finder chart of HR2815

HR2815 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 HR2815 are provided in the following table:

07h 20m 38s
-52° 05’ 09”

The simplified sky map below shows the position of HR2815 in the sky:

Finder chart HR2815 star
Simplified finder chart for HR2815.

Visibility of HR2815 from your location

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

HR2815 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR2815

The image below is a photograph of HR2815 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 HR2815 is -0.019 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2815 star
DSS2 image of HR2815. The red arrow shows the motion of HR2815 during the next 10000 years (-3.17 arcmin in Right Ascension and -1.17 arcmin in declination);

Distance of HR2815 from the Sun and relative movement

HR2815 is distant 493.19 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

151.29 pc
493.19 ly
18 km/s
-0.019 arcsec/year
-0.007 arcsec/year

Spectral properties of HR2815

HR2815 belongs to spectral class B9 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR2815 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2815. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2815