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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: 7:52  
clear_day Transit: 11:51  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Canis Major » 


Altitude: -23.3°   Azimuth: 110.8°   Direction: East-South-East

HR2720 is a main-sequence star in the constellation of Canis Major.

HR2720 visual magnitude is 6.1. Because of its reltive faintness, HR2720 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 HR2720:


HR2720 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -23.3°
Azimuth: 110.8°
Direction: East-South-East

Celestial coordinates and finder chart of HR2720

HR2720 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 HR2720 are provided in the following table:

07h 12m 04s
-30° 49’ 18”
Canis Major

The simplified sky map below shows the position of HR2720 in the sky:

Finder chart HR2720 star
Simplified finder chart for HR2720.

Visibility of HR2720 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 HR2720 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: 120.8°
Max altitude: 7.7°
Azimuth: 239.2°

Digitized Sky Survey image of HR2720

The image below is a photograph of HR2720 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 HR2720 is -0.039 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2720 star
DSS2 image of HR2720. The red arrow shows the motion of HR2720 during the next 10000 years (-6.50 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR2720 from the Sun and relative movement

HR2720 is distant 155.09 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

47.57 pc
155.09 ly
6 km/s
-0.039 arcsec/year
0.015 arcsec/year

Spectral properties of HR2720

HR2720 belongs to spectral class A8 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2720 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2720. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2720