Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 6:52  
clear_day Transit: 12:49  
SunsetSet: 18:46 south
sunny DaytimeWhat's Visible Now
All Constellations » Monoceros » 


Altitude: -18.7°   Azimuth: 319.1°   Direction: North-West

HR2370 is a double main-sequence star in the constellation of Monoceros.

HR2370 visual magnitude is 6.14. Because of its reltive faintness, HR2370 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 HR2370:


HR2370 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -18.7°
Azimuth: 319.1°
Direction: North-West

Celestial coordinates and finder chart of HR2370

HR2370 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR2370 are provided in the following table:

06h 31m 09s
+11° 15’ 02”

The simplified sky map below shows the position of HR2370 in the sky:

Finder chart HR2370 star
Simplified finder chart for HR2370.

Visibility of HR2370 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 HR2370 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: 78.7°
Max altitude: 49.8°
Azimuth: 281.3°

Digitized Sky Survey image of HR2370

The image below is a photograph of HR2370 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 HR2370 is -0.005 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2370 star
DSS2 image of HR2370. The red arrow shows the motion of HR2370 during the next 10000 years (-0.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Distance of HR2370 from the Sun and relative movement

HR2370 is distant 5,525.42 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

1,694.92 pc
5,525.42 ly
20 km/s
-0.005 arcsec/year
-0.016 arcsec/year

Spectral properties of HR2370

HR2370 belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR2370 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2370. Attribution: Richard Powell / CC BY-SA

HR2370 star system properties

HR2370 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR2370 double sysyem:

16.1 arcsec

Alternative designations of HR2370