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: 4:46  
clear_day Transit: 12:56  
SunsetSet: 21:07 south
sunny DaytimeWhat's Visible Now
All Constellations » Carina » 


Altitude: -22.9°   Azimuth: 177.9°   Direction: South

HR3856 is a variable sub-giant star in the constellation of Carina.

HR3856 visual magnitude is 4.52. Because of its moderate brightness, HR3856 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR3856:


HR3856 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -22.9°
Azimuth: 177.9°
Direction: South

Celestial coordinates and finder chart of HR3856

HR3856 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 HR3856 are provided in the following table:

09h 39m 20s
-61° 19’ 41”

The simplified sky map below shows the position of HR3856 in the sky:

Finder chart HR3856 star
Simplified finder chart for HR3856.

Visibility of HR3856 from your location

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

HR3856 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3856

The image below is a photograph of HR3856 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 HR3856 is -0.041 arcsec per year in Right Ascension and 0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3856 star
DSS2 image of HR3856. The red arrow shows the motion of HR3856 during the next 10000 years (-6.83 arcmin in Right Ascension and 3.50 arcmin in declination);

Distance of HR3856 from the Sun and relative movement

HR3856 is distant 223.75 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

68.63 pc
223.75 ly
20 km/s
-0.041 arcsec/year
0.021 arcsec/year

Spectral properties of HR3856

HR3856 belongs to spectral class B9 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR3856 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3856. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3856