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public LocationGreenwich, UK
Sunrise: 4:59 
Transit: 13:04 
Sunset: 21:08
sunny   (Daytime)   What's Visible Now?
All Constellations » Carina » 


Below the horizon.  Never rises today
Alt: -24.75°   Az: 185.83°   Direction: South

HR3816 is a variable and double giant star of spectral class M6 in the constellation of Carina.

HR3816 visual magnitude is 6.1. Because of its faintness, HR3816 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.

HR3816 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere.

Image of HR3816 star
DSS2 image of HR3816. The red arrow shows the motion of HR3816 during the next 10000 years (-6.00 arcmin in Right Ascension and 3.33 arcmin in declination);

Celestial Coordinates


09h 32m 51s
-62° 53’ 53”
00h 46m 45s


09h 32m 14s
-62° 47’ 20”

Galactic Coordinates


Finder Chart

Finder chart HR3816 star
Simplified finder chart for HR3816.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where HR3816 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3816. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR3816 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR3816 double sysyem:

2.1 arcsec

Distance, Radial Speed, Proper Motion

HR3816 is distant 415.82 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

127.55 pc
415.82 ly
28 km/s
-0.036 arcsec/y
0.02 "/y

Alternative Designations


Visibility from Your Location

HR3816 is currently not visible from Greenwich, UK