66 Cancri is a multiple main-sequence star in the constellation of Cancer.
66 Cancri visual magnitude is 5.82. Because of its reltive faintness, 66 Cancri 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 66 Cancri:
Celestial coordinates and finder chart of 66 Cancri
66 Cancri 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 66 Cancri are provided in the following table:
The simplified sky map below shows the position of 66 Cancri in the sky:
Visibility of 66 Cancri from your location
Digitized Sky Survey image of 66 Cancri
The image below is a photograph of 66 Cancri 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 66 Cancri is -0.004 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of 66 Cancri from the Sun and relative movement
66 Cancri is distant 509.38 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.
Spectral properties of 66 Cancri
66 Cancri 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 66 Cancri is situated in the Hertzsprung–Russell diagram.
66 Cancri star system properties
66 Cancri is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 66 Cancri double sysyem: