42 Persei is a variable main-sequence star in the constellation of Perseus.
42 Persei visual magnitude is 5.11. Because of its reltive faintness, 42 Persei 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 42 Persei:
Celestial coordinates and finder chart of 42 Persei
42 Persei 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 42 Persei are provided in the following table:
The simplified sky map below shows the position of 42 Persei in the sky:
Visibility of 42 Persei from your location
Digitized Sky Survey image of 42 Persei
The image below is a photograph of 42 Persei 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 42 Persei is -0.029 arcsec per year in Right Ascension and -0.001 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of 42 Persei from the Sun and relative movement
42 Persei is distant 297.45 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.
Spectral properties of 42 Persei
42 Persei belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where 42 Persei is situated in the Hertzsprung–Russell diagram.