Lionrock
HD 212771 · HIP 110813
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 7.6 mag
- Parallax
- 7.63 mas → about 427.5 light-years away
- Spectral type
- G8IV
- Surface temperature
- 5,003 K
- Right ascension
- 336.7628°
- Declination
- -17.2637°
- Designation
- HD 212771
- HIP number
- 110813
- IAU name adopted
- 2019-12-17
- Name language
- English
- Name origin (IAU)
- Lion Rock is a lion-shaped peak overlooking Hong Kong and is a cultural symbol with deep respect from the local community.
Source:IAU Working Group on Star Names · checked 2026-11-02 ↗ESA Hipparcos Catalogue (ESA Gaia Archive) · checked 2026-11-03 ↗NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-03 ↗
Related
Constellation
Planets
In everyday life
- Light from this object takes about 427 years to reach Earth — the light you see tonight left around AD 1599 (official distance ÷ speed of light).
- At magnitude 7.6 it is fainter than the naked-eye limit (about 6) — you need binoculars or a telescope.
- Declination -17.3° — it rises above the horizon in Seoul (37.6° N), so it is visible from Korea in the right season.
Worked out from this object's official values.