Shimu
HR 215 · HIP 3693 · ζ And
👁️ Naked-eye
📋 A written introduction is coming — for now this page shows official values only.
Star
- Apparent magnitude
- 4.06 mag
- Parallax
- 17.24 mas → about 189.2 light-years away
- Spectral type
- K1II
- Right ascension
- 11.8347°
- Declination
- 24.2672°
- Designation
- HR 215
- Bayer designation
- ζ And
- HIP number
- 3693
- IAU name adopted
- 2025-03-16
- Name language
- Chinese
- Name origin (IAU)
- "Tian Shi Mu", The Eye of the Celestial Pig, is the oldest preserved name for this star in China. Later, this region was named Kui, the Legs, and zeta And was (in historical times before Qing Dynasty) used as the determinative star of this constellation and lunar mansion.
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 189 years to reach Earth — the light you see tonight left around AD 1837 (official distance ÷ speed of light).
- At magnitude 4.1 it is bright enough for the naked eye (limit about 6) — look from somewhere dark.
- Declination 24.3° — 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.