39 Geminorum is a double main-sequence star in the constellation of Gemini.
39 Geminorum visual magnitude is 6.1. Because of its reltive faintness, 39 Geminorum 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 39 Geminorum:
Celestial coordinates and finder chart of 39 Geminorum
39 Geminorum is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 39 Geminorum are provided in the following table:
The simplified sky map below shows the position of 39 Geminorum in the sky:
Visibility of 39 Geminorum from your location
Digitized Sky Survey image of 39 Geminorum
The image below is a photograph of 39 Geminorum 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 39 Geminorum is -0.168 arcsec per year in Right Ascension and 0.093 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Distance of 39 Geminorum from the Sun and relative movement
39 Geminorum is distant 154.50 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.
Spectral properties of 39 Geminorum
39 Geminorum belongs to spectral class F7 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 39 Geminorum is situated in the Hertzsprung–Russell diagram.
39 Geminorum star system properties
39 Geminorum 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 39 Geminorum double sysyem: