We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Help keep this site free and ads-free! Donate Now!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:43  
clear_day Transit: 12:56  
SunsetSet: 20:10
sunny DaytimeWhat's Visible Now?
All Constellations » Vela » 


Altitude: -77.8°   Azimuth: 104.7°   Direction: East-South-East

HR3837 is a hypergiant star in the constellation of Vela.

HR3837 visual magnitude is 6.19. Because of its reltive faintness, HR3837 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 HR3837 is -0.12 arcsec per year in Right Ascension and 0.081 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR3837 star
DSS2 image of HR3837. The red arrow shows the motion of HR3837 during the next 1000 years (-2.00 arcmin in Right Ascension and 1.35 arcmin in declination);

Key facts about HR3837


HR3837 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -77.8°
Azimuth: 104.7°
Direction: East-South-East

Celestial coordinates and finder chart of HR3837

HR3837 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 HR3837 are provided in the following table:

09h 36m 46s
-52° 56’ 39”

The simplified sky map below shows the position of HR3837 in the sky:

Finder chart HR3837 star
Simplified finder chart for HR3837.

Visibility of HR3837 from your location

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

HR3837 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR3837 from the Sun and relative movement

HR3837 is distant 388.10 light years from the Sun and it is moving far from the Sun at the speed of 34 kilometers per second.

119.05 pc
388.10 ly
34 km/s
-0.12 arcsec/year
0.081 arcsec/year

Spectral properties of HR3837

HR3837 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR3837 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR3837. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3837