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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
wb_twilight Civil TwilightWhat's Visible Now?
All Constellations » Ursa Major » 


Altitude: 60.5°   Azimuth: 326.0°   Direction: North-West

HR3838 is a giant star in the constellation of Ursa Major.

HR3838 visual magnitude is 5.69. Because of its reltive faintness, HR3838 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 HR3838:


HR3838 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 60.5°
Azimuth: 326.0°
Direction: North-West

Celestial coordinates and finder chart of HR3838

HR3838 is situated close to the northern celestial pole and, as such, it is visible for most part of the year from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3838 are provided in the following table:

09h 42m 14s
+69° 14’ 14”
Ursa Major

The simplified sky map below shows the position of HR3838 in the sky:

Finder chart HR3838 star
Simplified finder chart for HR3838.

Visibility of HR3838 from your location

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

HR3838 is circumpolar and transits at 04:31 UTC (altitude: 72.2°)

Digitized Sky Survey image of HR3838

The image below is a photograph of HR3838 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 HR3838 is -0.067 arcsec per year in Right Ascension and -0.07 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3838 star
DSS2 image of HR3838. The red arrow shows the motion of HR3838 during the next 10000 years (-11.17 arcmin in Right Ascension and -11.67 arcmin in declination);

Distance of HR3838 from the Sun and relative movement

HR3838 is distant 478.71 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

146.84 pc
478.71 ly
-9 km/s
-0.067 arcsec/year
-0.07 arcsec/year

Spectral properties of HR3838

HR3838 belongs to spectral class G9


The red dot in the diagram below shows where HR3838 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3838. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3838