Iota Cancri

ι Cancri

Iota Cancri
Credit: Jeffrey Fisher
Iota Cancri
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cancer
Right ascension 08h46m41.8s
Declination +28°45′36″
Apparent magnitude (V) +4.02, +6.57
Distance298 ± 37 ly
(91 ± 11 pc)
Spectral typeG8II+A3V
Other designations
48 Cancri, HR 3475+HR 3474, HD 74739+HD 74738, BD+29°1824+BD+29°1823, HIP 43103+HIP 43100, SAO 80416+SAO 80415.


Iota Cancri (ι Cnc, ι Cancri) is a double star in the constellation Cancer. The brighter component is approximately 298 light years from Earth.

The brighter star is a yellow G-type bright giant with an apparent magnitude of +4.02. The companion is a white A-type main sequence dwarf with an apparent magnitude of +6.57. The two stars are separated by 30.6 arcseconds on the sky, and are resolvable through a small telescope.