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: 4:44  
clear_day Transit: 12:57  
SunsetSet: 21:11 south
wb_twilight Civil TwilightWhat's Visible Now
All Constellations » Draco » 


Altitude: 54.9°   Azimuth: 341.0°   Direction: North-North-West

HR3843 is a giant star in the constellation of Draco.

HR3843 visual magnitude is 6.23. Because of its reltive faintness, HR3843 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 HR3843:


HR3843 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 54.9°
Azimuth: 341.0°
Direction: North-North-West

Celestial coordinates and finder chart of HR3843

HR3843 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 HR3843 are provided in the following table:

09h 45m 30s
+78° 08’ 04”

The simplified sky map below shows the position of HR3843 in the sky:

Finder chart HR3843 star
Simplified finder chart for HR3843.

Visibility of HR3843 from your location

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

HR3843 is circumpolar and transits at 16:34 UTC (altitude: 63.3°)

Digitized Sky Survey image of HR3843

The image below is a photograph of HR3843 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 HR3843 is 0.004 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR3843 star
DSS2 image of HR3843. The red arrow shows the motion of HR3843 during the next 100000 years (6.67 arcmin in Right Ascension and 5.00 arcmin in declination);

Distance of HR3843 from the Sun and relative movement

HR3843 is distant 1,012.42 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

310.56 pc
1,012.42 ly
-27 km/s
0.004 arcsec/year
0.003 arcsec/year

Spectral properties of HR3843

HR3843 belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR3843 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3843. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3843