HR3946 is a variable main-sequence star in the constellation of Hydra.
HR3946 visual magnitude is 6.21. Because of its reltive faintness, HR3946 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 HR3946:
Celestial coordinates and finder chart of HR3946
HR3946 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3946 are provided in the following table:
The simplified sky map below shows the position of HR3946 in the sky:
Visibility of HR3946 from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Today's HR3946 rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of HR3946
The image below is a photograph of HR3946 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 HR3946 is -0.049 arcsec per year in Right Ascension and 0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR3946 from the Sun and relative movement
HR3946 is distant 628.13 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.
Spectral properties of HR3946
HR3946 belongs to spectral class B4 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR3946 is situated in the Hertzsprung–Russell diagram.