We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Donate now and help us to keep this site free and ad-free!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
sleep NighttimeWhat's Visible Now?
All Constellations » Carina » 


Altitude: -41.1°   Azimuth: 153.5°   Direction: South-South-East

HR3949 is a main-sequence star in the constellation of Carina.

HR3949 visual magnitude is 6.2. Because of its reltive faintness, HR3949 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 HR3949:


HR3949 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -41.1°
Azimuth: 153.5°
Direction: South-South-East

Celestial coordinates and finder chart of HR3949

HR3949 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 HR3949 are provided in the following table:

09h 56m 59s
-69° 06’ 06”

The simplified sky map below shows the position of HR3949 in the sky:

Finder chart HR3949 star
Simplified finder chart for HR3949.

Visibility of HR3949 from your location

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

HR3949 is currently not visible from Greenwich, United Kingdom edit_location_alt

Digitized Sky Survey image of HR3949

The image below is a photograph of HR3949 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 HR3949 is -0.027 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3949 star
DSS2 image of HR3949. The red arrow shows the motion of HR3949 during the next 10000 years (-4.50 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of HR3949 from the Sun and relative movement

HR3949 is distant 1,086.67 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

333.33 pc
1,086.67 ly
16 km/s
-0.027 arcsec/year

Spectral properties of HR3949

HR3949 belongs to spectral class B3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR3949 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3949. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR3949