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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: 6:52  
clear_day Transit: 12:11  
SunsetSet: 17:31
sunny DaytimeWhat's Visible Now?
All Constellations » Canis Major » 


Altitude: -65.8°   Azimuth: 354.0°   Direction: North

HR2493 is a main-sequence star in the constellation of Canis Major.

HR2493 visual magnitude is 6.45. Because of its reltive faintness, HR2493 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 HR2493 is -0.011 arcsec per year in Right Ascension and 0.308 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR2493 star
DSS2 image of HR2493. The red arrow shows the motion of HR2493 during the next 1000 years (-0.18 arcmin in Right Ascension and 5.13 arcmin in declination);

Key facts about HR2493


HR2493 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -65.8°
Azimuth: 354.0°
Direction: North

Celestial coordinates and finder chart of HR2493

HR2493 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 HR2493 are provided in the following table:

06h 44m 51s
-27° 20’ 29”
Canis Major

The simplified sky map below shows the position of HR2493 in the sky:

Finder chart HR2493 star
Simplified finder chart for HR2493.

Visibility of HR2493 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 HR2493 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: 117.3°
Max altitude: 11.2°
Azimuth: 242.7°

Distance of HR2493 from the Sun and relative movement

HR2493 is distant 86.70 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

26.60 pc
86.70 ly
-12 km/s
-0.011 arcsec/year
0.308 arcsec/year

Spectral properties of HR2493

HR2493 belongs to spectral class G2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2493 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR2493. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2493