Gacrux
HR 4763 · HIP 61084 · γ Cru
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 1.64 mag
- Parallax
- 36.83 mas → about 88.6 light-years away
- Spectral type
- M4III
- Right ascension
- 187.7915°
- Declination
- -57.1132°
- Designation
- HR 4763
- Bayer designation
- γ Cru
- HIP number
- 61084
- IAU name adopted
- 2016-07-20
- Name language
- Contemporary
- Name origin (IAU)
- Contraction of Gamma and Crux, appearing in the 1940s.
Source:IAU Working Group on Star Names · checked 2026-11-02 ↗ESA Hipparcos Catalogue (ESA Gaia Archive) · checked 2026-11-03 ↗
Related
Constellation
In everyday life
- Light from this object takes about 89 years to reach Earth — the light you see tonight left around AD 1937 (official distance ÷ speed of light).
- At magnitude 1.6 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination -57.1° — it never rises in Seoul (37.6° N); you need to be farther south to see it.
Worked out from this object's official values.