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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
wb_twilight   (Civil Twilight)   What's Visible Now?


Below the horizon.  Never rises today
Altitude: -69.8°   Azimuth: 186.9°   Direction: South

HR3944 is a supergiant star of spectral class B9 in the constellation of Carina.

HR3944 visual magnitude is 6.35. Because of its faintness, HR3944 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR3944

Finder chart HR3944 star
Simplified finder chart for HR3944.

HR3944 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 HR3944 are provided in the following table:

09h 56m 09s
-71° 23’ 21”
Image of HR3944 star
DSS2 image of HR3944. The red arrow shows the motion of HR3944 during the next 10000 years (-3.33 arcmin in Right Ascension and -0.33 arcmin in declination);

Key facts about HR3944


and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where HR3944 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3944. Attribution: Richard Powell / CC BY-SA

Distance of HR3944 from the Sun and relative movement

HR3944 is distant 2,050.31 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

628.93 pc
2,050.31 ly
-30 km/s
-0.02 arcsec/year
-0.002 arcsec/year

Alternative designations of HR3944


Visibility of HR3944 from your location

HR3944 is currently not visible from Greenwich, United Kingdom