HR3657 is a main-sequence star in the constellation of Cancer.
HR3657 visual magnitude is 6.48. Because of its reltive faintness, HR3657 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 HR3657:
Celestial coordinates and finder chart of HR3657
HR3657 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 HR3657 are provided in the following table:
The simplified sky map below shows the position of HR3657 in the sky:
Visibility of HR3657 from your location
Digitized Sky Survey image of HR3657
The image below is a photograph of HR3657 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 HR3657 is -0.016 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of HR3657 from the Sun and relative movement
HR3657 is distant 496.19 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.
Spectral properties of HR3657
HR3657 belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.
The red dot in the diagram below shows where HR3657 is situated in the Hertzsprung–Russell diagram.