ι Cancri (iota Cancri)
ι Cancri is a variable and double giant star in the constellation of Cancer.
ι Cancri visual magnitude is 4.02. Because of its moderate brightness, ι Cancri should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about ι Cancri:
Celestial coordinates and finder chart of ι Cancri
ι 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 ι Cancri are provided in the following table:
The simplified sky map below shows the position of ι Cancri in the sky:
Visibility of ι Cancri from your location
Digitized Sky Survey image of ι Cancri
The image below is a photograph of ι 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 ι Cancri is -0.025 arcsec per year in Right Ascension and -0.042 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Distance of ι Cancri from the Sun and relative movement
ι Cancri is distant 297.99 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.
Spectral properties of ι Cancri
ι Cancri belongs to spectral class G7 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where ι Cancri is situated in the Hertzsprung–Russell diagram.
ι Cancri star system properties
ι Cancri is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the ι Cancri double sysyem: