Observation data Epoch J2000 Equinox J2000 |
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Constellation | Crux |
Right ascension | 12h 45m 38.0515s[1] |
Declination | −60° 58′ 52.746″[1] |
Apparent magnitude (V) | 4.693[2] |
Characteristics | |
Spectral type | K0 III[2] |
U−B color index | +0.93[3] |
B−V color index | +1.05[3] |
Astrometry | |
Radial velocity (Rv) | +7.1[4] km/s |
Proper motion (μ) | RA: 112.51[1] mas/yr Dec.: −64.86[1] mas/yr |
Parallax (π) | 26.17 ± 0.59[1] mas |
Distance | 125 ± 3 ly (38.2 ± 0.9 pc) |
Other designations | |
Iota Crucis (ι Cru / ι Crucis) is a star in the constellation Crux. It has an apparent magnitude of 4.69m. The star is classified as an orange giant (spectral class K1 III). Iota Crucis is located at 125 light-years from the Sun.
There is a nearby 10.3m class G8 star, but the highly different proper motion reveals it to be a mere line-of-sight optical companion.
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